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Ammonium Persulfate

Chemical Name Ammonium Persulfate
CAS Number 7727-54-0
Product Number SJ000003
Molecular Formula H8N2O8S2
Molecular Weight 228.20212

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 - hygroscopic,and 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.

 

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

 

2.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.
(5)
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)

 

3.Transportation.
Road/Rail transport : GGVS,GGVE,ADR,RID/CLASS 5.1

Sea transport : GGV

Sea/IMDG code : CLASS 5.1 Page 5126,UN no.1444
Water hazards class 1(slight water hazard)
All information is given in good faith,but without warranty,since the conditions of use are outside our control. Verification by the user is recommended.Freedom from patent restriction cannot be assumed.

 

4. Package.
(1) In 25kgs net multiple paper bags with one PE bag inner
(2) In 
25kgs net PE bags
(3) In 
25kgs net woven bags with two PE bags inner
(4) In 
1000kgs net big woven bags with one PE bag inner
The above package is also with a pallet 1000kgs each.

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