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Home Chemnovo Complexometric Indicators Eriochrome Black T (Solochrome black T)

01121

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

CAS : 1787-61-7

HS Code : 3204.90000

Molecular Formula : C20H12N3NaO7S

Molecular Weight : 461.38

MSDS

Product Datasheet

Shelf Life : 60 Months

Sample COA COA

Physical Properties

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

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