FORMULA: Na2S2O8
M.W.: 238.13
CAS NO.: 7775-27-1
DESCRIPTION: WHITE CRYSTALLIZED POWDER. SOLUBLE IN WATER.
DECOMPOSES SLOWLY WITH LOSS OF OXYGEN WHEN MEETING MOISTURE. DECOMPOSES
COMPLETELY AND LIBERATES OXYGEN AND AMOUNT OF HEAT WHEN MEETING HIGH
TEMPERATURE.
SPECIFICATIONS:
|
ASSAY OF (Na2S2O8)% |
99.0MIN. |
|
AMMONIUM (AS
NH4) % |
0.1MAX. |
|
IRON (Fe) % |
0.0015MAX. |
|
HEAVY METALS
(AS Pb)% |
0.002MAX. |
|
MOISTURE % |
0.10MAX. |
USES: IT IS USED AS OXIDIZING AGENT AND
BLEACHING AGENT. IT IS ALSO USED AS POLYMERIZATION PROMOTER OF EMULSION AND
BATTERY DEPOLARIER AND SO ON. SOMETIMES IT CAN BE INSTEAD OF AMMOMIUM
PERSULFATE.
NOTES FOR
STORE AND TRANSPORT: THIS
PRODUCT IS THE SECOND DEGREE INORGANIC OXIDIZER, AVOIDING STORE OR/AND
TRANSPORT WITH ORGANICS, REDUCING AGENT, BURNER ETC TOGETHER. STORED IN COOL,
DRY WAREHOUSE, AVOIDING TO CONTACT WITH FIRE AN HEAT RESOURCE. STORED IN 6
MONTHS.
DANGER: SECOND DEGREE INORGANIC OXIDIZING AGENT.
UN NO. : 1505
CLASS: 5.1