ERIOCHROME BLACK T Indicator grade

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

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Article No.
03669
Grade
Indicator grade
Purity
CAS No.
1787-61-7
Molecular Formula
C20H12N3NaO7S
Molecular Weight
461.38
H.S. Code
3204.9000
Shelf Life
60 Months
MSDS
 

 

Physical Properties

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

Packings

  • 1PB1200060

    25 g (00025)

  • 1PB1200100

    100 g (00100)

  • 1000 g (01000)

 

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 and Hazard Symbols

Risk Statement: 36-51/53
Safety Statement: 26-61
Revision Date : 11-Jun-2013
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