Materials for Biocide Formulation

Active ingredient:  Tetrakis(Hydroxymethyl)Phosphonium Sulfate (2:1);

Other Names: bis[tetrakis(hydroxymethyl)phosphonium] sulfate; TCMTB

CAS: 55566-30-8

Formula: C8H24O12P2S

Chemical Structure:

Molecular weight: 406.28 g/mol

Chemical and Physical Properties:

Active ingredient content: 75 %

Appearance & Physical State:  Yellow Liquid

pH:  2.5 - 5

Melting Point: not applicable

Boiling Point: 111℃ at 760 mmHg

Flash Point: not applicable (water solution)

Stability: Stable under recommended storage conditions.  Avoid strong acids, strong bases, and strong oxidizing agents.  Avoid mild steel contact.

Storage Conditions:  store in a cool, dry, and well-ventilated areas away from incompatible substances.  Keep away from heat, sparks, and flame.  Avoid mild steel contact.  

Packing:  200 kg plastic drum.

Product Description and Uses:  effective biocide widely used as slimicide and bactericide in oil field and petrochemical operations, heat-transfer systems and industrial and commercial cooling and wastewater

systems, air-washer systems, and paper and paperboard manufacturing.  It is also used as in-can preservative in Coatings, pigments, and filler slurries, as well as emulsion and other industrial solution and dispersions.  It one of few biocides which can effectively control sulfur reducing bacteria (SRB).  It as textile flame retardant.