PLATE 11.— Crystals. 



Figure 



1. a, brucia ; 6, sulphocyauide of brucia. 



2. Cinchonine. 



3. Sulphocyauide of cinchouiue. 



4. Narcotine. 



5. a, b, Strychnine. 



6. Sulphocyauide of strychuiue. 



7. Morphia. 



8. Sulphocyauide of quinine. 



9. Muriate of ammonia. 



10. Purpurate of ammonia (murexide). 



' \ Nitrate of potash (Analytic Crystals). 



12. J 



13. Benzoic acid, a, crystallized from water ; b, sublimed . 



14. Lithofellinic acid. 



15. Margarine. 



16. Stearic acid ; a, margaric acid. 



17. Iodo-disulphate of quinine. 



18. Hippuric acid. 



19. Lactate of lime. 



20. Lactate of zinc. 



21. Succinic acid crystallized from water. 



22. Creatine. 



23. Creatinine. 



24. Compound of creatiuine and chloride of zinc. 



