Customization: | Available |
---|---|
CAS No.: | 7727-54-0 |
Formula: | H8n2o8s2 |
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Molecular Formula :(NH4)2S2O8
Molecular weight : 228.20
ITEMS |
SPECIFICATIONS |
Appearance |
white crystalline salt |
Assay |
≥98.5% |
Active oxygen |
≥6.9% |
Residue on ignition(as SO4) |
≤0.02% |
Chloride and chlorate(as Cl) |
≤0.001% |
Manganese(Mn) |
≤0.00005% |
Iron(Fe) |
≤0.0005% |
Heavy metals(as Pb) |
≤0.0005% |
Moisture |
≤0.10% |
Decomposition of the product as supplied |
at above 60°C |
Recommended storage temperature |
Normal Temperature |
Storage stability as from date of delivery |
12 months |
Applicaton.
(1)Polymerization: Initiator for the emulsion or solution Polymerization of acrylic monomers,vinyl acetate,vinyl chloride etc.and for the emulsion co-polymerization of styrene,acrylonitrile,butadiene etc..
(2)Metal treatment: Treatment of metal surfaces(e.g. in the manufacture of semiconductors;cleaning and etching of printed circuits),activation of copper and aluminium surfaces.
(3)Cosmetics: Essential component of bleaching formulations.
(4)Textile: Desizing agent and bleach activator - particularly for cold bleaching.
Ammonium persulfate is nonflammable, but it can release oxygen and has a combustion supporting effect. When it is stored, it must be stored in a dry and closed container to avoid direct sunlight and heat sources. Do not contact with organic matter, rust, a small amount of metal and other reducing substances to prevent the decomposition and explosion of Ammonium persulfate. As the wet Ammonium persulfate powder and its aqueous solution have bleaching and slight corrosion effects, direct contact with eyes, skin and clothing should be avoided during use.
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