Sodium Sulphite Anhydrous
Technical Grade
Product Data & Typical Properties
Formula
Na₂SO₃
Molecular Weight
126.04
pH (5% Solution)
9.5 – 10.1
Bulk Density
1,522 kg/m3
Appearance: Free-flowing white odorless crystals, soluble in water
Primary Uses
Oxygen scavenger & chlorine remover
Reducing & sulfonating agent
Reducing agent in dyes
Chrome & metal reduction
Specifications
Sodium Sulfite (Na₂SO₃)
96 – 97%
Sodium Chloride (NaCl)
Max 0.02%
Iron (Fe)
0 – 0.0010%
Packaging Options
25 kg / 50 kg / 50 lbs polyethylene bags
500 kg / 1000 kg / 1250 kg polypropylene sacks
Customized packaging available
Storage & Shelf Life
Shelf Life
36 months
Storage
Cool, dry, ventilated indoor environment
Supporting Documents (available on request)
- Product Documentation
- Safety Data Sheets (SDS)
- Detailed Specifications
Food & Photo Grades
Product Data & Typical Properties
Formula
Na₂SO₃
Molecular Weight
126.04
pH (5% Solution)
9.8
Bulk Density
1,522 kg/m3
Appearance: Free-flowing fine white odorless crystals, soluble in water
Primary Uses
Food additive & preservative
Reducing & sulfonating agent
Dye industry
Chrome & metal reduction
Specifications
Sodium Sulfite (Na₂SO₃)
98 – 100%
Heavy Metals (as Pb)
0 – 0.001%
Iron (Fe)
0 – 0.0005%
Lead (Pb)
0 – 0.0002%
Arsenic (As)
0 – 0.0001%
Selenium (Se)
0 – 0.0005%
Mercury (Hg)
0 – 0.0001%
Thiosulfate (S₂O₃)
0 – 0.01%
Meets FCC standards & Kosher certified
Packaging Options
25 kg / 50 kg / 50 lbs polyethylene bags
500 kg / 1000 kg / 1250 kg polypropylene sacks
Customized packaging available
Supporting Documents (available on request)
- Product Documentation
- Safety Data Sheets (SDS)
- Detailed Specifications