Sodium 1,5-Naphthalenedisulfonate
 
Chemical nature           
Chemical name: Sodium 1,5-Naphthalenedisulfonate
Molecular formula: C10H6Na2O6S2
Molecular weight: 332.26
CAS No. 1655-29-4

Properties           
Appearance: White crystal
Purity (%): ≥ 99
Content (%): ≥ 95
Chloride (ppm): ≤ 10
Free acid (%): ≤ 0.5
Water (%): ≤ 1
Salt (%): ≤ 1.5

Application    
Sodium 1,5-Naphthalenedisulfonate is used as dye intermediate, pharmaceutical intermediate(etc.).

Packing and Storage
25 Kg/Bag, store in cool and dry place