sodium bisulfite NaHSO3 7631-90-5

sodium bisulfite 20000 MT/year,We have unique advantages on traffic and resource,manufacturer supply, factory produce low price

Sodium Bisulfite 7631-90-5

Another Name: hydrogen sulfite sodium

Molecular Formula: NaHSO3

Molecular Weight: 104.06

physicochemical property: white monoclinic crystal powder, with smell of SO2, the relative density is 1.49, easily dissolved in water, easily decomposed when heat, slightly soluble in alcohol, strong reductibility, easily oxidated and lose SO2 in air. It usally contain different rate of Sodium Metabisulfite.

Quality Standards: HG/T 3814-2006

 

Item	Index
content(as SO2)	64.0-67.0
Insoluble in water	0.03%max.
Chloride ( as Cl )	0.05%max.
Iron (Fe)	0.004%max.
Heavy Metal ( as Pb )	0.001%max.
Arsenic (As)	0.0002%max.
PH(50g/L solution)	4.0-5.0

 

 

Main use: Bleaching agent for cotton fabric, reducing agent for Dye-industry, Papermaking industry, Leather industry, Chemosynthesis industry; and used in production of Pharmaceutical Intermediate , and used as developer, bleaching agency, preservative,antioxidant agent in food industry.

Packing: 25,50,1000KG/Bag or according to customer’s request, in plastic woven bags, or Complex paper bag,kraft bag