Chemical or Trade Name 



56. Trypaflavine (acriflavine 

 hydrochloride, acid try- 

 paflavine, flavine) 



57. Versene acid 



58. Versenol iron chelate 



59. Zerlate (Ziram) 

 Zimate 



60. 



Zinc disodium versenate 



Active Ingredients 



A mixture of hydrochlorides of 2, 8-di amino- 10- 

 methylacridinium chloride, eind 2, 8-d i amino acri- 

 dine, and containing from 23-24. 57o chlorine and 

 about 14.2% nitrogen 



Ethylenediaminetetraacetic acid 



Tri-sodium salt of N-hydroxyethylethylenediamine- 



triacetic acid; chelate compound 57%; iron, 



expressed as metal, 9% (equivalent to iron 



expressed as Fe203, 12.9%) 



Zinc dimethyldithiocarbamate, 767o 

 (total zinc, as metallic, 16.27o) 



Zinc disodium salt of ethylenediaminetetraacetic 

 acid; 8.67o zinc ions 



10 



INT.DUP. , B.C. 59- *>■' '^ 



