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Home > Chemicals > Inorganic Salt > Phosphate > Sodium Tripolyphosphate(STPP)

Sodium Tripolyphosphate(STPP)

Negotiable MOQ: 10 Tons (Price negotiable depending on order volume and customization)

Key Specifications

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Place of Origin:

China

Type:

Sodium Tripolyphosphate

Purity:

90%;85%;80%

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Gansu Qiyuan Chromate Chemical Production Co.,ltd.

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Port of Shipment:

China

Delivery Detail:

Delivery time depends on order quantity.

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Place of Origin China

Type Sodium Tripolyphosphate

Purity 90%;85%;80%

MF Na5P3O10

CAS No. 7758-29-4

Grade Standard Industrial Grade

Sodium Tripolyphosphate(STPP)

Chemical formula: Na5P3O10
Packing instruction: Paper bag or PP-PE bag, Net weight 25kg, 50kg 1000kg per bag, or based on the customers' requirements.
Quality standard:

Item	Index
Item	Superior	Grade I	Grade II
Whiteness /% ≥	90	85	80
phosphorus pentoxide (P₂O₅)/% ≥	57	56.5	55
Sodium Tripolyphosphate (Na₅P₃O₁₀)/% ≥	96	90	85
Water insoluble matter/% ≤	0.1	0.1	0.15
Iron (Fe)/% ≤	0.007	0.015	0.03
pH value (1% solution)	9.2-10.0
Granularity	Passes 1.00mm test, sieving rate is higher than 95%

Usage: Used as additive in detergent synthesis, ceramics production, soap synergist. Has strong emulsifying property to lubricant and fat, to adjust the PH value of buffer liquid soap, water softener for industrial water, pretanning agent for leather production, in dyeing additive, paint, kaolin, magnesium oxide, calcium carbonate and other industries as dispersant for the preparation of suspension, as dispersant in drilling fluid, as anti-oil agent in paper-making industry.

Product Tags: Sodium Tripolyphosphate , STPP