6 
I. General comments — Continued. 
4. Analytical data — Continued. Page. 
14. Analytical methods and results 61 
15. Chemical constants 62 
16. Tests 63 
5. Biologic products 67 
Enzymes - _ 67 
6. Vegetable drugs _ 68 
1. Powdered drugs 71 
2. Valuation of vegetable drugs 73 
3. Ash determinations 74 
4. Alkaloids -. . 74 
5. Assay processes 75 
6. Physiological standardization 80 
7. Pharmaceutical preparations 82 
1. General formulas 82 
2. Changes in strength 83 
3. Standardization 83 
4. Requirements 84 
5. Galenicals 85 
6. Decomposition 86 
7. Incompatibility 86 
8. Percolation 87 
9. Extraction 87 
10. Sterilization 87 
11. Forms of administration i 89 
II. International standards: 
1. International conference for the unification of pharmacopoeial 
formulae for potent medicaments (Brussels Conference). . . 91 
1. Projet d’arrangement 91 
2. Comparative tables showing degrees of compliance with the 
international protocol 93 
3. Drops and droppers 101 
2. Foreign pharmacopoeias : 101 
1. Austrian 102 
2. Belgian 103 
3. Japanese 105 
4. British 106 
5. German 108 
6. French 109 
7. Dutch 109 
8. Spanish 110 
3. Comments on U. S. P. VIII relative to the requirements of the 
Brussels Conference 110 
Spanish edition of the U. S. P. VIII Ill 
III. Comments on official articles 113 
