Sodium Tripolyphosphate(STPP)

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CAS No.: 7758-29-4 EINECS No.: 231-838-7 Formula: Na5P3O10 MOL WT.: 367.86 Appearance: White or colorless crystal powder Specification : Specifications Tech Grade Ceramics Grade Na5P3O10 94.0% min 96% P2O5 57.0% min 57.85% min Water Insoluble Matter 0.15% max 0.10% max PH Value(1%Solution) 9.1-10.0 9.7 Iron (Fe) 0.012% max 0.007% max Fluoride (F), %, Max. 0.003 - Bulk density, g/cm3 0.35-0.9 - Whiteness 90.0% min - Phase I 10-30 - Storage : Store in dry place, well ventilated warehouse and kept away from direct sunlight Usage : As one of the main auxiliaries for synthetic detergent, synergist for soap; water softner, tanning agent for making leather, auxiliary for dyeing; as an efective dispersion agent for suspension solutions of coating, kaolin, magnesium oxide, calcium carbonate and drilling mud etc.; as an oil contamination resistance agent in paper production. Packing : 25 kg net paper bag with PE bag inner or 1,000 kg super sacks ; Other packing options are available upon request.

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Yangyuan Chemicals Co.,Ltd

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