WC Code: 19-027

Sodium Hydrosulfite 88+% Technical Grade

Wintersun code: 19-027
CAS Number: 7775-14-6
Molecular Formula: NaO2SSO2Na
Molecular Weight: 174.10

 Applications

Reducing Agent, Sulfonating Agent, Textile Dyeing, Pulp and Kaolin Bleaching, Leather, Foods and Beverages, Polymers, Photograghics, Chemical processing, cleaners, water treatment, gas purification, and environmental improvement.

Sales Specification

Assay (%): 88.00 Min
Sodium Thiosulfate (%): 1.2 Max
Sodium Pyrosulfite (%): 5.00 – 7.00
Sodium Carbonate as Na2CO3 (%): 1.00 Min
Sodium Formate (%): 0.5 Max
pH of 1% Solution: 6.0 – 7.5
Cu (ppm): 5 Max
Mn (ppm): 5 Max
Fe (PPM): < 30
Water Insoluble (%): 0.10 Max
Bulk Density (Tapped) gm/ml: 1 – 1.2
State of Solution (10%): Clear Solution In water
Odour: None or slight smell of SO2

Package

220.46 LB Drum, 5 drums per pallet.

Transportation

Proper shipping name: Sodium Dithionite
UN No.: 1384
Hazard Class: 4.2
Packing Group: II

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