ERIOCHROME BLACK T AR (C.I. NO. 14645)

ERIOCHROME BLACK T AR (C.I. NO. 14645)
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
E0091300100 AR 1787-61-7 C20H12N3NaO7S 461.38 3204.9000
60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

Brownish black powder

Odour

Odorless

Specifications

Appearance:

 Brownish black powder

Loss on dryig (at 110°C):

 Max 7.0%

Clarity of solution:

 Passes test

Specific absorptivity A1%/1cm (lmax; 0.02 g/L; buffer pH 10.0; calculated on dried substance):

 Min 300.0

Suitability (as metal indicator):

 Passes test

Absorption maxima at pH 10:

 612 - 616 nm

Safety Information and Hazard Symbols

Risk Statement: 36-51/53
Safety Statement: 26-61
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

SUVCHEM
MAKE IN INDIA

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