THPS(Tetrakis(hydroxymethyl)phosphonium sulfate) 75% Synonymy Bis(tetrakis(hydroxymethyl)phosphonium)sulfate M.Formula [(CH2OH)4P]2SO4 CAS No. 55566-30-8 THPS(Tetrakis(hydroxymethyl)phosphonium sulfate) Specification Test/Property Specification Appearance Colorless Clear Liquid Assay ( [(CH2OH)4P]2SO4) 75% Min Relative Density (25 C) 1.380-1.420 Viscosity(25 C) MPA.S 30-40 Iron (Fe) 15ppm Max pH 3.0 TO 5.0 pH scale THPS(Tetrakis(hydroxymethyl)phosphonium sulfate) Use THPS 75% is useful in a wide variety of industries including textile finishing and leather tannage, oil and gas production and industrial water treatment. Its broad range of use is based on multifunctional properties that make it an effective agent for flame retardancy, protein crosslinking, and metal sequestration and deposit control. THPS is a biocide effective against micropest in industrial cooling systems, oil field operations, and paper-making industry. The advantage is it will soon degrade to a nontoxic substance immediately after use,Also it can be applied to fabric coating, obviously improving flame retarding property. Package In 25kg, 250kg plastic drum, or 1000L IBC tote, total 19.6-20mt/20’FCL palletized. Kindly contact us at kaihope at pekchem dot com, thank you.