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6-AMINO-4-HYDROXY-NAPHTHALENE-2-SULPHONIC ACID

Chemical Name 6-AMINO-4-HYDROXY-NAPHTHALENE-2-SULPHONIC ACID
CAS No. 90-51-7
Structure 6-AMINO-4-HYDROXY-NAPHTHALENE-2-SULPHONIC ACID
Specification

Molecular Formula : C10H9NO4S

Molecular Weight : 239.25 grams/mole

Purity :    Minimum 90% by Coupleing Value

Broenner’s Acid Content : Maximum 1.00%

Dioxy G Acid Content :  Maximum 0.30%

Amido G Acid Content :  Maximum 0.30%

Insoluble matters :  Maximum 0.20%

Nature of material :  Free Sulphonic Acid

Solubility :   Soluble in dilute alkaline solutions

Physical Appearance :  Light gray dry powder

Basis of Sale :   On 100% Real Basis

Packing:   25Kgs HDPE bags with double PE liners inside

 

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