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Product Name: bis[tetrakis(hydroxymethyl)phosphonium] sulfate solution; THPS 75%
CAS: 55566-30-8
Molecular Formula: C8H24O12P2S
Molecular Weight: 406.28
Synonyms: Tetrakis Hydroxymethyl Phosphonium Sulphate;THPS;Octakis(hydroxymethyl)diphosphonium sulfate

THPS CAS No: 55566-30-8, THPS is an environmental friendly bactericide with good water solubility, low solidifying point, stable chemical performance, long shelf life, new-type, high-efficiency, wide-spectrum etc.

Specification

Appearance                                               Colorless liquid or light yellow liquid

Assay, %                                                    ≥ 75 

Specification Gravity, 25℃ , g/mol    1.35-1.42

Active phosphorus, %                           ≥ 11 

Viscosity, 25℃,cps                                30-40 

Fe, ppm                                                    ≤ 20 

pH                                                            2.5-5.5

Uses

THPS is used in water treatment and oil field as bactericide.

THPS is also used as flame-retardant as it an internationally acknowledged flame-retardants for pure cotton and polyester cotton and its flame-retarding effect can remain for a long time.

Packing & storage 

1.4 MT/IBC drum

Stored in dry and ventilation place, far from heat and water