STPP

Detailed Product Description

Product Name: STPP (Sodium Tripolyphosphate)

Chemical formula：(COOH)2?2H2O

No. : GL-007

H.S. Code.: 2835.31.00

Specification:

Na₅P₃O₁₀%	94min.
P₂O₅ Content%	57min
Whiteness%	92 min
Insoluble Matter%	0.1max.
Fe%	0.015 max
Arsenic (As) %	0.0003 max
Loss On Ignition (500℃) %	1 max
PH Value (1% Solution)	9.2-10.0
Bulk Density (g/cm³)	0.35-0.9
Water Insoluble Matter%	0.15 max
Heavy Metal(As Pb) %	0.001 max
Phase I %	10-50

Properties: White powder,Surfact density:0.35-0.9g/cm3,Melting Point: 622℃, free soluble in water, aqueous solution appears acid,it is a kind of inorganic surfact active agent

Packing: In 25kg or 50kg polyethylene film bag with outer polypropylene woven bag. can be palletized.

Application:

Used as main detergent builder: 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 in hibiter.

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STPP

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