Ammonium Persulfate
Identifier
Synonyms: ammonium persulphate, ammonium peroxodisulphate, diammonium persulfate, ammonium peroxydisulfate, diammonium persulphate
Molecular formula: (NH4)2S2O8
Molecular Weight: 228.20
CAS No: 7727-54-0
UN No.: 1444
Properties
Melting point: 120 deg C
Specific gravity: 1.98
Specification
|
Assay |
98.5% min |
|
Active oxygen |
6.91% min |
|
Chloride and chlorate (as Cl) |
0.001% max |
|
Manganese (Mn) |
0.00005% max |
|
Iron (Fe) |
0.005% max |
|
Heavy metals (as Pb) |
0.001% max |
|
Residue after ignition |
0.05% max |
|
Moisture |
0.15% max |
|
Insoluble |
0.005% max |
Usage
Used to produce persulfates, aniline dyes, and as oxidation chromogenic agent of vat dyes.
Used in the surface treatment of oxidized metals.
Used in the organic synthesis industry, as initiator of macromolecular polymerization.
Used in the decoloring and bleaching of oil, cleaning and deodorization of deteriorated barm, as ripener of wheat.
Used as additive for under-well fracturing in petroleum exploitation.
Packing
25kg net weight paper bag with one PE liner, PE bag or big woven bag with two PE liners 1000kg net weight big woven bag with one PE liner |
