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4-4 Dintro Stilbene 2-2 Disulphonic Acid

4-4 Dintro Stilbene 2-2 Disulphonic Acid

Specification

Chemical Formula NO2SO3HCH
CAS No 128.42.7
Purity 70% Min.
Appearance Orange – Yellow
Mol. Weight 370.4
Dibenzyl Stilbene 430 (Free Acid)
Solubility Soluble in hot water
Insoluble in Alkali 0.2 Max
Appearance Semi Dry Crystal Powder
Purity by HPLC 99 % Min.
Dibenzyl Stilbene 0.5% Max.
Colour Value Red – 7.0 Max.
Yellow 40.0 Max
Usage It is a kind of dyes intermediate. Can be used in manufacture of DSD Acid.
Packing 25/500 Kgs. of H.D.P.E. bags with separate liner inside or as per customer’s requirement.
Packing 25/300 Kgs. of H.D.P.E. bags with separate liner inside or as per customer’s requirement.