Sodium hyposulfite

Molecule Formula: Na2S2O3

Molecular Weight:248.17

CAS No.: 10102-17-7

Property: Colorless, transparent single oblique crystals, specific gravity: 1.729.It's soluble in water easily, with strong reducing property.

Usage:

Used in photographic, electroplate, purifying soft water and tanning processing hides, it also can be used as reducing agent, deoxidizer, sulfur dyeing agent, anti-white agent, detergent, disinfectant and color coat agent, etc.

Specification:

Na2S2O3	99.0% Min
Insoluble matter in water	0.01% Max
Na2S	0.001% Max
Fe	0.002% Max
PH value (200g/L solution)	6.5-9.5

Packing: Net each in 25kg or 50kg plastic woven bag, lined with PE bag. dry and well ventilated place.