Flame-Retardant:Tetrakis(hydroxymethyl)phosphonium chloride (THPC)

Synonym: THPC; tetramethylolphosphonium chloride; Tetra(hydroxymethyl)phosphonium chloride

CAS No.: 124-64-1

Molecular Weight: 190.563

Molecular Formula: C4H12ClO4P

Structural Formula:

M. P.: 154 C

Solubility in water: min. 10g/ml @20C

Application

Flame retardant for cotton, dacron-cotton fibers, plastic, paper, painting, coating, furniture and building material.

Specification*

Parameters

Specification

Appearance

Light yellow clear liquid

Assay

80%min.

Active Phosphorus

11.0% min

pH 3~4

Specific Gravity 20 deg. C 1.25~1.35

Viscosity, ( 20°C) 10~20 cps

Standard Packing

250kgs net/200L plastic drums; IBC (tote); ISO tank

Risks and Safety Info

Non-hazard in land/marine/air transportation