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Home » Product List » Dye Intermediates » 4, 4′-Diamino-2, 2′-Stilbenedisulfonic Acid

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4, 4′-Diamino-2, 2′-Stilbenedisulfonic Acid

4, 4′-Diamino-2, 2′-Stilbenedisulfonic Acid
4, 4′-Diamino-2, 2′-Stilbenedisulfonic Acid
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Standard:  95%min
Origin:  China, fm our own plant
Shape:  Powdery
Product Description

Name 4, 4'-Diamino-2, 2'-stilbenedisulfonic acid
Molecular Formula C14H14N2O6S2
Molecular Weight 370.39
CAS Registry Number 81-11-8

Spec

Amino Value: 95% min
Insolubles in alkali: 0.1% max
Benzyl content: 0.25% max
Moisture: 2.0% max
Colour: 9.0 max
Iron: 100ppm max
Packing: 25kgs/bag
Shipment: ASAP

 

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