- Category :
Inorganic chemicals
- CAS NO : 7775-27-1
- EC NO : 231-892-1
- Molecular Formula : Na2S2O8
- Main Specifications : 99.0
- Synonyms : disodium peroxodisulfate;Peroxydisulfuric acid, disodium salt;Peroxydisulfuric acid (((HO)S(O)2)2O2), disodium salt;Sodium peroxydisulfate;Sodium persulphate;
;disodium [(sulfonatoperoxy)sulfonyl]oxidanide;disodium dioxidan-2-idesulfonate;
Package: 25kg/bag woven bag
Uses : Industry use
Molecular Structure:
Product description:
Item Index
Appearance white crystalline powder
Assay, % 99.0
Free acid, %≤ 0.01
Cl,%≤ 0.00004
Heavy metals (Pb),%≤ 0.0005
Fe,%≤ 0.0005
Mn,%≤ 0.00005
Moisture,%≤ 0.10
Active oxygen,%≥ 6.65
2, Uses
(1).Used in the polymerization liquid of latex or acrylic monomers, initiator of Vinyl acetate and vinyl chloride; or used as initiator of copolymerization of Styrene, acrylonitrile and butadiene, etc;
(2).Used as surface treatment agent of metal and semiconductor material, etching agent of printed circuit, and the surface activation of copper and aluminium;
(3).Used in the production of other persulfates;
(4).used as polymerization initiator, desizing agent in fiber industry, and chromogenic reagent of vat dyes;
(5).Used as main ingredient of whitening formula of cosmetic;
(6).Others: Also used in food, photo, storage battery industry, sulfuric acid industry, fat and oil industry.
3, Characteristics
Properties: white crystalline powder, odorless. Soluble in water, releasing oxygen in air with moisture. Relative density (water=1)2.4.
Storage: Sealed tightly, kept in a cool, dry and ventilated warehouse. Far away from fire, or may happen decompound and explosion. No mixed with inflammable matter, explosive matter and reductive matter. It should be shielded during the transportation, avoid direct sunlight and moisture. Load gently, no breakage