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High Quality Industrial Grade Sodium Bisulfite CAS: 7631-90-5

Basic Info

Model No.:  Sodium Bisulfite

Product Description

Model NO.: Sodium Bisulfite Grade Standard: Industrial Grade So2: 64%-67% Trademark: Qingxin Origin: Shandong China Type: Sodium Bisulfite Content (Nahso3): 99% Cl%: 0.05 Specification: ISO High quality Industrial Grade Sodium Bisulfite CAS:7631-90-5   1.Chemical and Physical Properties: Products Name:Sodium Bisulfite Molecular Form:NaHSO3 Molecular Weight:104.06 CAS NO.:7631-90-5 EINECS NO.:231-548-0 H.S Code:2832100000. Sodium Bisulfite is white monoclinic crystalline powder with sulfur dioxide odor; relative density: 1.48; very easily soluble in water; can be decomposed when heated; slightly soluble in ethanol; aqueous solution is acidic; has strong reducing property; can be oxidized in the air or loose sulfur dioxide. 2.Usage: Sodium Bisulfite is used in the bleaching of cotton textiles; as reducing agent in dyes, paper-making, leather, chemical synthesis; in the manufacture of pharmaceutical intermediates, photographic developer, food bleacher, antiseptic and anti-oxidants. 3.Specifications: Sodium Bisulfite Standard:HG/T3814-2006

Test Item

Standard Request.

Inspect Result

Inspect Conclusion

Appearance

White crystalline powder

Conformed

Pass

Content (NaHSO3) %

99%

99.1%

Pass

SO2%

64%-67%

65%

Pass

Cl%

0.05

0.03

Pass

Fe%

≤0.004%

0.002%

Pass

Water Insoluble Matter%

≤0.03%

0.01%

Pass

Heavy metal (Pb)%

≤0.001%

0.0005%

Pass

As%

≤0.0002%

<0.0001%

Pass

PH

4.0-5.0

4.3

Pass

4.Packing Details: Sodium Bisulfite will be packed in N.W25kg plastic woven bag lined with PE liner,or 500kg/1000kg/1100kg/1200kg jumbo bag. 20MT-25MT will be loaded in 1*20'FCL container. 5.Storage: Sodium Bisulfite should be stored in cool and dry place, avoid moisture and heat. No breakage, No mixed with oxidant and toxic matter. The storage period is 6 month since the production date. It should be transported by clean car, with covering matter, avoid raining.

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