2-Amino-1,5-naphthalenedisulfonic Acid (Sulfo Tobias Acid) CAS 117-62-4 80%

Sulpho Tobias Acid Chemical name: 2-Amino-1,5-naphthalenedisulfonic acid CAS NO: 117-62-4 Molecular formula: C10H9NO6S2 Properties: White crystal. Show navy blue fluorescence when dissolved in sodium...

Product Details

Sulpho Tobias Acid

Chemical name: 2-Amino-1,5-naphthalenedisulfonic acid

CAS NO:  117-62-4

Molecular formula:  C10H9NO6S2

Structure formula: 

 117-62-4.gif

Properties:

White crystal. Show navy blue fluorescence when dissolved in sodium hydroxide solution, slightly soluble in water, difficult to dissolve in concentrated sulfuric acid.

Application: 

Used for reactive dyestuff, sensitization materials and intermediates for organic dyestuffs.

Specification:

Items

Quality

Amino Value,%

80 min.

Insoluble matter,%

0.1 max.

Free Acid,%

4 max.

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