Preface |
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xi | |
Acknowledgments |
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xiii | |
1 Solid-State Properties and Pharmaceutical Development |
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1 | (21) |
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1 | (1) |
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1 | (5) |
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1.3 ICH Q6A Decision Trees |
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6 | (1) |
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1.4 "Big Questions" for Drug Development |
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6 | (3) |
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1.5 Accelerating Drug Development |
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9 | (2) |
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1.6 Solid-State Chemistry in Preformulation and Formulation |
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11 | (3) |
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1.7 Learning Before Doing and Quality by Design |
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14 | (3) |
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1.8 Performance and Stability in Pharmaceutical Development |
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17 | (1) |
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18 | (1) |
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1.10 Solid-State Reactions |
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19 | (1) |
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1.11 Noninteracting Formulations: Physical Characterizations |
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19 | (1) |
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20 | (2) |
2 Polymorphs |
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22 | (16) |
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22 | (1) |
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2.2 How are Polymorphs Formed? |
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22 | (1) |
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2.3 Structural Aspect of Polymorphs |
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23 | (1) |
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2.4 Physical, Chemical, and Mechanical Properties |
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24 | (3) |
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2.5 Thermodynamic Stability of Polymorphs |
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27 | (5) |
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32 | (2) |
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2.7 Control of Polymorphs |
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34 | (1) |
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35 | (1) |
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36 | (1) |
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36 | (2) |
3 Solvates and Hydrates |
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38 | (10) |
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38 | (1) |
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3.2 Pharmaceutical Importance of Hydrates |
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38 | (2) |
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3.3 Classification of Pharmaceutical Hydrates |
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40 | (2) |
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42 | (1) |
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3.5 Stoichiometric Hydrates |
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43 | (1) |
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3.6 Nonstoichiometric Hydrates |
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44 | (1) |
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3.7 Hydration/Dehydration |
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45 | (1) |
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3.8 Preparation and Characterization of Hydrates and Solvates |
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45 | (1) |
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46 | (2) |
4 Pharmaceutical Salts |
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48 | (12) |
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48 | (1) |
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4.2 Importance of Pharmaceutical Salts |
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48 | (1) |
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4.3 Weak Acid, Weak Base, and Salt |
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49 | (2) |
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4.4 pH-Solubility Profiles of Ionizable Compounds |
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51 | (2) |
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4.5 Solubility, Dissolution, and Bioavailability of Pharmaceutical Salts |
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53 | (3) |
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4.6 Physical Stability of Pharmaceutical Salts |
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56 | (1) |
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4.7 Strategies for Salt Selection |
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57 | (2) |
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59 | (1) |
5 Pharmaceutical Cocrystals |
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60 | (9) |
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60 | (1) |
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5.2 Cocrystals and Crystal Engineering |
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60 | (2) |
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5.3 Solubility Phase Diagrams for Cocrystals |
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62 | (1) |
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5.4 Preparation of Cocrystals |
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63 | (1) |
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5.5 Dissolution and Bioavailability of Cocrystals |
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64 | (2) |
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5.6 Comparison of Pharmaceutical Salts and Cocrystals |
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66 | (2) |
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68 | (1) |
6 Amorphous Solids |
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69 | (20) |
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69 | (1) |
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6.2 The Formation of Amorphous Solids |
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70 | (1) |
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6.3 Methods of Preparing Amorphous Solids |
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71 | (1) |
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6.4 The Glass Transition Temperature |
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72 | (3) |
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6.5 Structural Features of Amorphous Solids |
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75 | (2) |
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77 | (7) |
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6.7 Mixtures of Amorphous Solids |
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84 | (3) |
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87 | (2) |
7 Crystal Mesophases and Nanocrystals |
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89 | (10) |
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89 | (1) |
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7.2 Overview of Crystal Mesophases |
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89 | (1) |
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90 | (5) |
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7.4 Conformationally Disordered (Condis) Crystals |
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95 | (1) |
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95 | (1) |
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96 | (1) |
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97 | (2) |
8 X-Ray Crystallography and Crystal Packing Analysis |
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99 | (8) |
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99 | (1) |
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99 | (1) |
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8.3 Miller Indices and Crystal Faces |
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99 | (2) |
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8.4 Determination of the Miller Indices of the Faces of a Crystal |
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101 | (2) |
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8.5 Determination of Crystal Structure |
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103 | (3) |
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106 | (1) |
9 X-Ray Powder Diffraction |
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107 | (17) |
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107 | (1) |
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9.2 X-Ray Powder Diffraction of Crystalline Materials |
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107 | (2) |
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9.3 Qualitative Analysis of Crystalline Materials |
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109 | (1) |
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9.4 Phase Transformations |
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110 | (1) |
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9.5 Quantitative Phase Analysis Using XRPD |
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111 | (3) |
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9.6 Solving Crystal Structures Using Powder X-Ray Diffraction |
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114 | (2) |
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9.7 X-Ray Diffraction of Amorphous and Crystal Mesophase Forms |
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116 | (1) |
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9.8 Pair Distribution Function |
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117 | (2) |
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9.9 X-Ray Diffractometers |
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119 | (2) |
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9.10 Variable Temperature XRPD |
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121 | (1) |
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122 | (2) |
10 Differential Scanning Calorimetry and Thermogravimetric Analysis |
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124 | (18) |
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124 | (1) |
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10.2 The Basics of Differential Scanning Calorimetry |
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124 | (1) |
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10.3 Thermal Transitions of Pharmaceutical Materials |
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125 | (3) |
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128 | (4) |
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10.5 Thermogravimetric Analysis |
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132 | (1) |
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10.6 Operating a TGA Instrument |
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133 | (1) |
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10.7 Evolved Gas Analysis |
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133 | (1) |
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10.8 Applications of DSC and TGA |
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134 | (5) |
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10.9 Summary of Using DSC and TGA |
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139 | (1) |
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140 | (2) |
11 Microscopy |
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142 | (17) |
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142 | (1) |
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142 | (2) |
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11.3 Polarized Light Microscopy |
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144 | (1) |
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144 | (1) |
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11.5 Functionality of the Light Microscope |
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145 | (1) |
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146 | (1) |
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11.7 Application of Light Microscopy to Pharmaceutical Materials |
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146 | (7) |
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11.8 Scanning Electron Microscope |
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153 | (2) |
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11.9 Environmental Scanning Electron Microscopy |
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155 | (1) |
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11.10 Atomic Force Microscopy |
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155 | (2) |
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157 | (2) |
12 Vibrational Spectroscopy |
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159 | (21) |
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159 | (1) |
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12.2 The Nature of Molecular Vibrations |
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160 | (1) |
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12.3 Fourier Transformed Infrared Spectroscopy |
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161 | (1) |
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12.4 Material Characterization by FT-IR Spectroscopy |
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162 | (2) |
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12.5 FT-IR Instrumentation |
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164 | (1) |
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12.6 Diffuse Reflectance FT-IR |
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165 | (1) |
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12.7 Attenuated Total Reflectance FT-IR |
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166 | (1) |
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167 | (1) |
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12.9 Near Infrared Spectroscopy |
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168 | (2) |
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170 | (1) |
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12.11 Raman Instrumentation and Sampling |
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171 | (2) |
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173 | (2) |
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12.13 Terahertz Spectroscopy |
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175 | (1) |
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12.14 Comparison of FT-IR, NIR, Raman, and Terahertz Spectroscopy |
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176 | (2) |
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178 | (2) |
13 Solid-State NMR Spectroscopy |
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180 | (17) |
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180 | (1) |
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13.2 An Overview of Solid-State 13C CP/MAS NMR Spectroscopy |
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180 | (5) |
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13.3 Solid-State NMR Studies of Pharmaceuticals |
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185 | (1) |
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13.4 Phase Identification in Dosage Forms |
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186 | (3) |
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13.5 Other Basic Solid-State NMR Experiments Useful for Pharmaceutical Analysis |
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189 | (3) |
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13.6 Determination of the Domain Structure of Amorphous Dispersions Using Solid-State NMR |
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192 | (4) |
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196 | (1) |
14 Particle and Powder Analysis |
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197 | (16) |
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197 | (1) |
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14.2 Particles in Pharmaceutical Systems |
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197 | (2) |
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14.3 Particle Size and Shape |
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199 | (1) |
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14.4 Particle Size Distribution |
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200 | (2) |
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14.5 Dynamic Light Scattering |
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202 | (1) |
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203 | (2) |
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205 | (1) |
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14.8 Dynamic Image Analysis |
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206 | (2) |
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208 | (1) |
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14.10 Bulk Properties of Pharmaceutical Particulates and Powders |
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208 | (1) |
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14.11 Surface Area Measurement |
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209 | (2) |
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211 | (2) |
15 Hygroscopic Properties of Solids |
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213 | (18) |
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213 | (1) |
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15.2 Water Vapor Sorption-Desorption |
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214 | (1) |
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15.3 Water Vapor Sorption Isotherms, Relative Humidity, and Water Activity |
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214 | (2) |
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15.4 Measurement of Water Content and Water Vapor Sorption/Desorption Isotherms |
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216 | (2) |
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15.5 Modes of Water Vapor Sorption |
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218 | (11) |
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229 | (2) |
16 Mechanical Properties of Pharmaceutical Materials |
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231 | (18) |
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231 | (1) |
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231 | (1) |
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232 | (1) |
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233 | (1) |
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234 | (1) |
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235 | (1) |
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236 | (1) |
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237 | (1) |
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16.9 Powder Compression Models and Compressibility |
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238 | (1) |
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16.10 Compactibility and Tensile Strength |
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239 | (1) |
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16.11 Effect of Solid Form on Mechanical Properties |
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239 | (3) |
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16.12 Effect of Moisture on Mechanical Properties |
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242 | (1) |
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16.13 Methods for Testing Mechanical Properties: Beam Bending |
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243 | (3) |
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246 | (1) |
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247 | (2) |
17 Solubility and Dissolution |
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249 | (16) |
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249 | (1) |
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17.2 Principle Concepts Associated with Solubility |
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249 | (1) |
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17.3 Prediction of Aqueous Drug Solubility |
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250 | (2) |
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17.4 Solubility of Pharmaceutical Solid Forms |
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252 | (1) |
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17.5 Solubility Determination Using the Shake Flask Method |
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253 | (1) |
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l7.6 High Throughput Screening of Solubility |
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254 | (1) |
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17.7 Solubility Measurement of Metastable Forms |
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255 | (1) |
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17.8 Kinetic Solubility Measurement |
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256 | (1) |
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17.9 Solubility Determination of Drugs in Polymer Matrices |
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256 | (1) |
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17.10 Dissolution Testing |
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257 | (3) |
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17.11 Nonsink Dissolution Test |
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260 | (2) |
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17.12 Intrinsic Dissolution Studies |
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262 | (1) |
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263 | (2) |
18 Physical Stability of Solids |
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265 | (14) |
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265 | (1) |
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18.2 Underlying Basis for Physical Instability in Pharmaceutical Systems |
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266 | (1) |
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18.3 Disorder in Crystals |
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267 | (7) |
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18.4 Examples of the Role of Process-Induced Disorder in Solid-State Physical Instability in Pharmaceutical Systems |
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274 | (2) |
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18.5 Considerations in Evaluating Solid-State Physical Stability |
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276 | (1) |
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277 | (2) |
19 Chemical Stability of Solids |
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279 | (23) |
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279 | (1) |
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19.2 Examples of Chemical Reactivity in the Solid State |
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279 | (3) |
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19.3 Some General Principles that Establish the Rate of Chemical Reactions in Solution |
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282 | (4) |
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19.4 The Role of Crystal Defects in Solid-State Reactions |
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286 | (4) |
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19.5 Chemical Reactivity in the Amorphous Solid State |
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290 | (2) |
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19.6 Chemical Reactivity and Processed-Induced Disorder |
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292 | (2) |
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19.7 The Effects of Residual Water on Solid-State Chemical Reactivity |
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294 | (4) |
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19.8 Drug-Excipient Interactions |
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298 | (2) |
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300 | (1) |
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300 | (2) |
20 Solid-State Properties of Proteins |
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302 | (11) |
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302 | (1) |
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20.2 Solution Properties of Proteins |
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302 | (4) |
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20.3 Amorphous Properties of Proteins |
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306 | (1) |
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20.4 Crystalline Properties of Proteins |
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307 | (1) |
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20.5 Local Molecular Motions and the Dynamical Transitional Temperature, Td |
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308 | (2) |
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20.6 Solid-State Physical and Chemical Stability of Proteins |
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310 | (1) |
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20.7 Cryoprotection and Lyoprotection |
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311 | (1) |
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311 | (2) |
21 Form Selection of Active Pharmaceutical Ingredients |
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313 | (18) |
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313 | (1) |
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313 | (2) |
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21.3 Amorphous form Screening |
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315 | (1) |
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316 | (2) |
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318 | (2) |
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320 | (1) |
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321 | (1) |
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21.8 High Throughput Screening |
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322 | (1) |
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21.9 Crystallization in Confined Space |
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323 | (2) |
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21.10 Nonsolvent-Based Polymorph Screening |
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325 | (1) |
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21.11 Polymer-Induced Heteronucleation |
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325 | (1) |
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21.12 Physical Characterization |
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326 | (1) |
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21.13 Thermodynamic Stability and form Selection |
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327 | (1) |
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328 | (3) |
22 Mixture Analysis |
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331 | (20) |
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331 | (1) |
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22.2 Limitations of Wet Chemistry |
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331 | (1) |
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22.3 Pharmaceutical Analysis in the Solid State |
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332 | (3) |
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22.4 Measurement of Amorphous Content |
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335 | (2) |
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22.5 Detection of the Degree of Crystallinity |
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337 | (2) |
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22.6 Quantification of Mixtures of Polymorphs |
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339 | (1) |
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22.7 Salt and Free form Composition |
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340 | (2) |
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22.8 Process Analytical Technology |
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342 | (6) |
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348 | (3) |
23 Product Development |
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351 | (24) |
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23.1 Chemistry, Manufacture, and Control |
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351 | (2) |
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353 | (1) |
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23.3 Drug Excipient Compatibility |
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354 | (1) |
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355 | (6) |
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23.5 Abuse-Deterrent Dosage Forms |
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361 | (2) |
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363 | (2) |
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23.7 Dry Powder Inhalers (DPI) |
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365 | (3) |
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23.8 Lyophilization and Biopharmaceutical Products |
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368 | (4) |
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372 | (3) |
24 Quality by Design |
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375 | (14) |
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375 | (1) |
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24.2 Quality by Design Wheel |
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375 | (4) |
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24.3 Learning Before Doing |
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379 | (1) |
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24.4 Risk-Based Orientation |
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380 | (1) |
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24.5 API Attributes and Process Design |
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381 | (1) |
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24.6 Development and Design Space |
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381 | (4) |
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24.7 Process Design: Crystallization |
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385 | (1) |
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24.8 Phase Transformations During Wet Granulation |
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386 | (1) |
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24.9 Dissolution Tests with an IVIVC for Quality by Design |
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387 | (1) |
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388 | (1) |
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388 | (1) |
Index |
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389 | |