group nameChemical Raw Materials
Min Order1 piece
brand nameTSH
update timeWed, 30 Nov 2011 15:49:57 GMT
Min Order1 piece
Purity: 98.5%
Appearance: colorless crystalline compound
Application: It is used as chemical reagent,oxi...
Color: white color
It is used as chemical reagent,oxidant,bleacher,deodorizer,and initiator for the polymerization of monomers.
Description
Ammonium persulfate is a white monomeric crystal with the density of 1.98.It
can be wholly decomposed under 120°C,and reserve nondecomposabl for a
long period under entire desiccation.It is almost non - hygroscopicand will
gradually decomposed to emit oxygen and ozone after hygroscopic effect.It will
be decomposed while being dissolved in the water and being heated.It is used
as chemical reagent,oxidant,bleacher,deodorizer,and initiator for the
polymerization of monomers.It has the particular advantage of having strong
oxidation and of being easy and safe to handle.
Application
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..
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.
Cosmetics : Essential component of bleaching formulations.
Textile : Desizing
agent and bleach activator - particularly for cold bleaching.
Others :
- Chemical synthesis
- Water treatment(decontamination)
- Waste gas treatment,oxidative degradation of harmful substances(e.g.Hg)
- Disinfectant
Paper(modification of starch,repulping particularly for cold bleaching)
SPECIFICATIONS
ITEMS |
|
Appearance |
white crystalline salt |
Assay |
98.5% w/w min |
Active oxygen |
6.9% w/w min |
Residue on ignition(as SO4) |
0.02% w/w max |
Chloride and chlorate(as CL) |
0.001% w/w max |
Manganese(Mn) |
0.00005% w/w max |
Iron(Fe) |
0.0005% w/w max |
Heavy metals(as Pb) |
0.0005% w/w max |
Moisture |
0.10% w/w max |
Decomposition of the product as supplied |
at above 60°C |
Recommended storage temperature |
Normal Temperature |
Storage stability as from date of delivery |
12 months |
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