Molecular Formula: C₁₄H₁₄N₂O₆S₂

Molecular Weight: 370.4

Physical and chemical properties:

1) Light yellow paste or powder, soluble in alcohol and ether insoluble in water, readily soluble in a aqueous

solution of alkali.

2) Easy be oxidated to red in air, it has properties of aromatic acid and aromatic amine

Specs: appearance: Light yellow paste or powder
     Total Amido Value : 45% min
     Total drying Amido Value: 95.0% min
     Alkali Insolubility(paste): 0.08% max
     Alkali Insolubility(powder): 0.10% max
     Benzyl Content: 0.25% max

Main Usage: Used in manufacture of fluorescent whitening agent. Direct chrysophenine G. Direct yellow R and

used asinsect preventive ect