Quick Detail
Place of Origin
HS-CODE
28-
Package & Delivery Lead Time
Detailed Description
Category: Inorganic chemicals
CAS NO: 7631-90-5 MW: 104.05
EC NO: 231-548-0
MF: NaHSO3
Specification: ≥98%
Packing: In PP woven bag lined with PE bag; paper-plastic composite bag, and kraft paper bag etc.
Product description:
Sodium bisulfite(Sodium hydrogen sulfite)
Molecular Formula: NaHSO3
Molecular Weight: 104.06
Properties:
White monoclinic crystalline powder with sulfur dioxide odor; relative density: 1.49; 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.
Quality Standard: HG/T3492-80
Technical Indicator High-purity grade Acrylic grade Food grade Refined grade Industrial grade 1
NaHSO3 ≥ % 99.5 99 99 99 98
Insol. in water ≤ % 0.003 0.005 0.03 0.04 0.05
Chloride(Cl) ≤ % 0.003 0.004 _ _ _
Iron(Fe) ≤ % 0.001 0.002 0.005 _ _
Heavy metal(Pb)≤% 0.001 0.001 0.001 _ _
Arsenic(As) ≤ % 0.0001 0.0001 0.0001 _ _
Clarity test Qualified Qualified Qualified Qualified Qualified
Use: It is used in the bleaching of cotton textiles; as reducing agent in dyes, paper-making, leather, chemical synthesis; in the manufacture of pharmaceutical intermediates, developer, food bleacher, antiseptic and anti-oxidants.
Packing: In PP woven bag lined with PE bag; paper-plastic composite bag, and kraft paper bag etc.
Net wt.: 25/50/1000 kgs/bag or upon clients' request.
Uses: It is used in the bleaching of cotton textiles; as reducing agent in dyes, paper-making, leather, chemical synthesis; in the manufacture of pharmaceutical intermediates, developer, food bleacher, antiseptic and anti-oxidants.
Synonyms: Sodium hydrogen sulfite;Sodium Bisulphite;
Molecular Structure:
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