Composition
3-Nitrobenzenesulfonic Acid Sodium Salt 
Properties 
Appearance: yellow powder 
Ionicity: anionic
pH-value: pH-value7-9 (1% solution) 
Stability: resistant to acid and alkali, resistant to hard water 
Solubility: good solubility in water 
Chemical index 
Appearance: yellow powder 
Assay: =90% 
Fineness: =5% 
Moisture: =3% 
pH-value (1% aqueous solution): 7-9 
Packing & Storage 
25kgs, 50kgs woven bag. 
Stored in cool draughty warehouse.