SODIUM TRIPOLYPHOSPHATE
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