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THPC Tetrakis-Hydroxymethyl Phosphonium Chloride

CAS No.: 124-64-1

Molecular Formula:(CH2OH)4PCl  Molecular Weight:190.50

Properties :

THPC has its characteristic odor. Non-flammable. Has mild acid properties and are considered corrosive. Easily biodegradable and considered environmentally friendly compound.


AppearanceColorless or straw yellow liquid
Active matter, %80.0-82.0
Active P, %13.0-13.4
pH value3.0-5.0
Density (20℃), g/cm31.32min
Viscosity(25℃), cps50.0 max


THPC has been replacing older, more toxic biocides in the following markets/customers served: Industrial Water Treatment; Paper Manufacture; Leather Tanning; Oil Field Drilling&Production.

Flame retardant for textile finishing, applicable to pure cotton or polyester cotton and other textile. Treated textiles show excellent flame-retarding, handling, wash resistance, and low tear strength effects as opposed to untreated fabrics.

Package and Storage:

Normally In 200L Drum, 1000L IBC Tote, can also be used as required in room shady and dry place.