ERIOCHROME BLACK T
ERIOCHROME BLACK T Indicator grade
C.l.No.14645
Short Name: ERIOCHROME BLACK T
Synonym: Solochrome Black T, Sodium 4-[(1-hydroxynaphthalen-2-yl-hydrazinylidene]-7-nitro-3-oxo-Y-naphthalene-1-sulphonate
Basic Details
Article No.
LG2002
Grade
Indicator grade
Purity
CAS No.
1787-61-7
HS Code
3204.9000
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
Brownish black powder
Odour
Odorless
Chemical Specifications
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 & Hazard Symbols
Risk Statement
36-51/53
Safety Statement
26-61