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Eriochrome Black T (Solochrome black T) | 01121 Pallav Chemicals | MSDs COA

Home > Pallav Chemicals > Complexometric Indicators > Eriochrome Black T (Solochrome black T)

Eriochrome Black T (Solochrome black T)
C.l.No.14645 Solochrome Black T, Sodium 4-[(1-hydroxynaphthalen-2-yl-hydrazinylidene]-7-nitro-3-oxo-Y-naphthalene-1-sulphonate ; Mordant Black 11

Product Code.
 01121
Grade
Purity
CAS No.
 1787-61-7
Molecular Formula
 C20H12N3NaO7S
Molecular Weight
 461.38
H.S.Code
 3204.90000
Shelf Life
 60 Months
MSDS COAs

Physical Properties

Physical state at 20 °C
Solid
 Colour
Brownish black powder
 Odour
Odorless

Packaging

Specification

Appearance
Brownish black powder
Suitability (as metal indicator)
Passes test
Absorption maxima at pH 10
612 - 616 nm
Loss on drying
Max 7%

Safety Information and Hazard Symbols