CAS No.: 55566-30-8;
EC No.: 259-709-0;

Chemical names:
Phosphonium, tetrakis(hydroxymethyl)-, sulfate (2:1) (salt);
Tetrakis(hydroxymethyl)phosphonium sulphate(2:1);

THPS is a degradable microbiocide, fungicide, used in oilfield, industrial water treatment, papermaking, tanning, etc.

THPS and THPS-Urea are also used as a flame retardant for cotton and polyester fabrics.

Technical data

Active ingredient: 75% min.
Appearance: Colorless or yellow clear liquid;
pH value: 2.5 to 5.5;
Iron (Fe): 0.002% max.
Relative density (25℃): 1.35-1.42;
Viscosity (25℃): ≤50 CPS

Packaging and storage

250 KG per plastic drum,1400 KG per IBC tank.
Store in cool and ventilated warehouse, keep the container sealed.

Related products

THPC: Tetrakis(hydroxymethyl)phosphonium chloride; Biocide, CAS# 124-64-1.
THPC-Urea: THPC polymer with urea; Flame retardant, CAS# 27104-30-9.
THPS: Phosphonium, tetrakis(hydroxymethyl)-, sulfate (2:1) (salt); Biocide, CAS# 55566-30-8.
THPS-Urea: THPS polymer with urea; Flame retardant, CAS# 63502-25-0.