Product List

Phosphonates Antiscalants, Corrosion Inhibitors and Chelating Agents
Salts of Phosphonates
Polycarboxylic Antiscalant and Dispersant
Biocide and Algicide
Reverse Osmosis Chemicals
Built Scale & Corrosion Inhibitors and Pretreatment Filming Agents
Corrosion Inhibitors & Oxygen Scavenger
Surfactant & Others

Tetrakis(hydroxymethyl)phosphonium sulfate(THPS)

CAS No. 55566-30-8 EINECS No. 259-709-0
Molecular Formula C8H24O12P2S Molecular Weight 406.27
Structural Formula

THPS Structural Formula

Product Features

THPS is a new type of environmentally friendly pesticide with high efficacy, low toxicity and minimal residue. THPS has the ability to eliminate germs and aquatic plants effectively.

THPS is renowned for its low solidity point and excellent stability. THPS can be reserved for long time and can easily dissolve in water. THPS effectively manages bacterial growth in drilling muds and stimulation liquids used for gas and oil wells. THPS can easily withhold sulfate-reducing microorganisms.

Technical Specification

Parameter Standard
Active Content, % 75.0 min
Viscosity(25℃) MPA.S 30.0-40.0
Density(25 C) 1.350-1.420
Iron (Fe) ppm 20 max
pH 2.5-5.0

Applications & Usage

THPS is mainly used in water treatment, fire retardant treatment of textiles, leather softening, paper making and other industries. THPS is often used in oil field drilling, fishery as germicidal agent.

Package & Storage

25L Drum 200L Drum 1000L IBC ISO Tank
Storage for 12 months in shady room and dry place.

Hazard & Safety Precaution

Hazard Information Satety Precaution

Corrosive, Class 8+6.1, UN 2922

Once contacted with eye and skin, flush with plenty of clean water.

Alternative Name / Synonyms

  1. THPS;
  2. Tetrakis(hydroxymethyl)phosphonium sulfate;
  3. Octakis(hydroxymethyl)diphosphonium sulfate
  4. Aqucar THPS 75%
  5. Tetrakis(hydroxymethyl)phosphonium Chloride (5046)