S P E C I F I C A T I O N S

ERIOCHROME BLUE BLACK R
(C. I. 15705)

Synonyms:				C.I. 15705; Eriochrome Blue Black R; 
Mordant Black 17; Zinchrome R

CAS No:					2538-85-4

Chemical Formula:				C20H13N2O5SNa

Formula Weight:				416.39

Identification:				To conform to standard

Solubility in Water / Ethanol		Passes Test

Specific Extinction (C-20mg/L)
E @ 215nm					26,600 min.
E @ 513nm					7,660 min.

Dye Content:				70% minimum

Effective: 01/16/12