4-4 Di-Nitro Stilbin 2-2 Disulphonic Acid (DNSDA)

Product 4-4 Di-Nitro Stilbin 2-2 Disulphonic Acid
CAS # 128-42-7
Molecular Formula C14H8O10N2S2Na2
Molecular Weight 474 as Sodium Salt
Physical Appearance Brilliant Pale Yellow Crystal
Purity by N.V 70% Min.
Purity by HPLC 99% Min.
Insoluble 0.3% Max.
Form Supply Semi-Dried Powder
Dibenzyl Stilbin Max. 1%
Chloride as NACL NIL
Application Intermediate in Reactive Dyes & Direct dyes.
Storage Inflammable in nature hence should be kept away   from excess heat and fireplace