6 W. H. E M I G 



VI. BIOLOGICAL STAINS 44 



A. Synthetic Organic Dyes (Continued) 



Class VII. Stilbene Colouring Matters 620-622 



Class VIII. Pyrazolone Colouring Matters .... 640 

 Class IX. Ketonimine Colouring Matters .... 655 

 Class X. Triphenylemethane and Diphenyl- 

 naphthylmethane Colouring Mat- 

 ters 657-736 



Class XL Xanthene Colouring Matters 739-783 



Class XII. Acridine Colouring Matters 785-793 



Class XIII. Quinoline Colouring Matters 801-806 



Class XIV. Thiazole and Thiobenzenyl Colour- 

 ing Matters 812 



Class XV. Indamine Colouring Matters — 



Class XVI. Indophenol Colouring Matters .... — 



Class XVII. Azine Colouring Matters 825-865 



Class XVIII. Aniline Black and Allied Colouring 



Matters — 



Class XIX. Oxazine Colouring Matters 876-917 



Class XX. Thiazine Colouring Matters 920-931 



Class XXI. Sulfur and Sulfide Colouring Mat- 

 ters 948-1012 



Class XXII. Hydroxyketone Colouring Matters. — 

 Class XXIII. Anthraquinone Colouring Matters . 1027-1067 

 Class XXIV. Anthraquinone Vat Colouring Mat- 

 ters 1101-1162 



Class XXV. Arylidoquinone Colouring Matters. — 



Class XXVI. Indigoid Colouring Matters 1177-1180 



VII. BIOLOGICAL STAINS 66 



B. Natural Organic Dyestuffs 1239-1249a 



C. Inorganic Colouring Matters 1288 



Index 72 



