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Our range of Sodium Tripolyphosphate (STPP) is available with following specifications:- H. S. Code 28353190 CAS No. 7758-29-4 Molecular Formula Na5P3O10 Molecular wt 367.86 Production standard GB/T9983-88 Na5P3O10 content (purity) % a Y 94.00 P2O5 content % a Y 56 Fe Content a 70 ppm Water Insoluble % a 0.10 Bulk Density g/ml 0.6 ~0.9 Phase I content % 5~40 Whiteness % 85 min pH value (1% water solution) 9.2 ~10.0 Loss on drying (500C ) % Residue on % 18 mesh 20 mesh 40 mesh 100 mesh Hydration speed (R. O. H) 1 min. 5 min. Volatile matter (105 C) %
Our range of Sodium Tripolyphosphate (STPP) is available with following specifications:- H. S. Code 28353190 CAS No. 7758-29-4 Molecular Formula Na5P3O10 Molecular wt 367.86 Production standard GB/T9983-88 Na5P3O10 content (purity) % a Y 94.00 P2O5 content % a Y 56 Fe Content a 70 ppm Water Insoluble % a 0.10 Bulk Density g/ml 0.6 ~0.9 Phase I content % 5~40 Whiteness % 85 min pH value (1% water solution) 9.2 ~10.0 Loss on drying (500C ) % Residue on % 18 mesh 20 mesh 40 mesh 100 mesh Hydration speed (R. O. H) 1 min. 5 min. Volatile matter (105 C) %
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