Sodium metabisulphite

Sodium metabisulphite food grade and industrial grade at competitive prices and good quality.

Sodium metabisulphite food grade and industrial grade at competitive prices and good quality.

Molecular formula : Na2S2O5

Molecular weight : 190.10

CAS NUMBER: 7681-57-4

Appearance : white or light yellow crystalline powder , relative density is 1.4 .

Uses: It can be used as the material of medicine, or used as curing agent of rubber; It also

can be used as dechlorinating agent and scouring agent of textile; It also can be used in the

process of leather Moreover, it can be used as the material of fine chemicals, or used as

developer; In food industry, It can be used as bleaching agent, loosening agent, antisepsis

bactericide and antioxygen antistaling agent.

Item	Company standard
Assay ( as Na2S2O5 ) % min	96.0
Fe % min	0.005
Clarity	clear
Heavy metal (Pb)% max	0.001
As % max	0.0002

Packing : External packing is PP woven bag, Internal packing is PE bag, the thickness ≥0.05mm.

Storage & defence: 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.

Netwt. : 25kg, 50kg, 1000kg/bag.

Sodium metabisulphite