4-4 Di-Amino Stilbine 2-2 Di-Sulphonic Acid
Para Nitro Toluene Ortho Sulphonic Acid

4-4 Di-Nitro Stilbine 2-2 Di-Sulphonic Acid

4-Amino 4-Nitro Stiblin 2-2 Di Sulphonic Acid


D.A.S.D.A.
4-4 Di-Amino Stilbene 2-2 Di-Sulphonic Acid

Structural Formula


1. Product : 4-4 Di-Amino Stilbene 2-2 Disulphonic Acid
CAS N0 : 81.11.8
2. Purity : Min. 95.0%
3. Colour : Cream coloured powder.
4. Mol. weight : 370.4
5. Emp. Formula : C14H14N2O6S2
6. Dibenzyl Stilbene : 0.20% Max.
7. Insoluble : 0.12%
8. Uses : An Intermediate in the mfg. of optical whitening Agent and Dyestuffs.
9. Acutes & Chronic-Toxic effect : The compound does not appear to present any Hazards by skin Absorption but could cause irritation by inhalation of the dust.
10. Handling Requirements : Rubber / plastic gloves Apron and boots should be worn together with goggles giving total eye protection. Care should be taken to avoid inhalation of the dust.
11. Packing : 50/500 Kgs. of H.D.P.E. bags with separate liner inside.
12. Storage : Protect from fire and high temperature.


P.N.T.O.S.A.
Para Nitro Toluene Ortho Sulphonic Acid

Structural Formula


1. Product : Para Nitro Toluene Ortho Sulphonic Acid
2. Emperical Formula : C7H7O5NS
3. Molecular Wt. : 217
4. Physical Appearance : Gray coloured crystal
5. Purity : 80.0% Min.
5. Insoluble : 0.05% Max.
7. Free Acidity : 2.0% Max.
8. Uses : Intermediates for dyestuff
9. Packing : 50/500 Kgs. of UN Approve H.D.P.E. bags with separate liner inside
10. Storage : Protect from fire and high temperature

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