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Solochrome Black T

Eriochrome Black T

Product Size 25gm/100gm/500gm Grade Laboratory Reagent (LR)
Purity CAS No. 1787-61-7
Molecular Formula C20H12N3NaO7S Molecular Weight 461.38
H.S. Code 32041900 Shelf Life 60 months

Specifications

Appearance Black crystalline powder
Solubility (0.1% distilled water) Clear red solution
Absorptivity (1%/1cm at ? max 627.0nm (at pH 10.0 ammonia buffer + 2 ml 0.05M EDTA solution) > 320
Loss on drying at 110°C (1 hr) Max.1%
Suitability as metal indicator Passes

Safety Information and Hazard Symbols