SYNONYM: SODIUM TRIPHOSPHATE, STPP
FORMULA: Na5P3O10
M. W.: 368
CAS NO.: 7758-29-4
GRADE: TECH.GRADE
DESCRIPTION: WHITE CRYSTAL (MELTING POINT: 622℃),
HYGROSCOPIC AND SOLUBLE IN WATER THAT MAKES AN ALKALINE SOLUTION AND HAVE
CAPACITY OF COMPLEXING METAL IONS, SUCH AS CA2+ MG2+ FE2+
FE3+ ECT., AND EFFECT COLLOIDIZATION, EMUSIFICATION DISPERSION AND
BUFFERING.
SPECIFICATIONS:
|
CONTENT |
94% MIN. |
|
P2O5
CONTENT |
57%MIN. |
|
INSOLUBLE IN
WATER: |
0.01%MAX. |
|
PH VALUE (1%
SOLUTION) |
9.2-10.0 |
|
BULK DENSITY |
0.5-0.9 g/cm3 |
|
OTHER PHOSPHATE |
6%MAX. |
|
MOISTURE |
0.1%MAX. |
|
Fe |
50ppm MAX |
|
PHASEⅠ |
30-55% |
|
TEMPERATURE
RISE |
8-16℃ |
|
RATE OF HYDRATE
AFTER 1 MINUTE |
85℃MIN. |
|
RATE OF HYDATE
AFTER 5 MINUTE |
92℃MIN. |
USES: USED AS MAIN DETERGENT BUILDING: AS SOFT WATER AGENT, AS DETERGENT
BUILDING FOANING AGENT, AS EMULSIFIER OF OILS AND GREASES, AS PEPTIZING AGENTS,
AS PH BUFFERS, AND TO PROVIDE ALKALINITY. USED IN PETROLEUM INDUATRY AS PEPTIZING
AND DEFLOCCULATION AGENTS IN OIL WELL DRILLING MUDS, SEQUESTRATION IN COTTON
BOILING, BATH WATER SOFTENING, RED AND BLACK WATER CONTROL, CATHOCLIC CORROSION
INHIBITER.
PACKING: 25KGS/50KGS/1000KGS NET PLASTIC WOVEN BAGS.
H.S. NO.: 2835.3100