THPS Biocide 75

100% of 100

Other Trading Names:

  • THPS
  • THPS Biocide
  • Tetrakis Hydroxymethyl Phosphonium Sulfate

CAS Number: 55566-30-8

HS Code: 29313990

Types of Packaging:

  • 1400Kg IBC/25.2 Tons/20ft container
Inquiry right-arrow $1,320.00
Availability: In stock
Tetrakis (Hydroxymethyl) Phosphonium Sulfate

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Chemical Name

Tetrakis(hydroxymethyl)-phosphonium Sulfate



Molecular Formula


CAS Number



Colorless to slight yellow transparent liquid

Grade Standard

Industrial Grade


Soluble in Water

Melting Point


Boiling Point



1.35-1.40 g/cm³

Chemical Description

  • Tetrakis(hydroxymethyl)phosphonium Sulfate (THPS) is a biodegradable chemical compound with the formula (C8H24O12P2S). It is known for its excellent antimicrobial properties, making it a preferred biocide in various applications.
  • THPS is widely used in the oil and gas industry as a biocide in hydraulic fracturing ("fracking") and water flooding operations. Its effectiveness in controlling sulfate-reducing bacteria helps prevent microbial-induced corrosion in pipelines and reservoirs, enhancing operational safety and efficiency.
  • In water treatment processes, THPS acts as a powerful biocide, eliminating harmful microorganisms in industrial water systems, cooling towers, and pools. Its rapid biodegradability and low toxicity make it an environmentally friendly choice for water treatment applications.
  • The textile and leather industries benefit from THPS's antimicrobial properties, using it in the treatment of fibers and hides to prevent microbial growth and decay. This extends the life of the materials and ensures the production of high-quality end products.
  • THPS is also employed in the paper industry as a slimicide, preventing the growth of slime-producing bacteria and fungi in paper mill water systems. This application helps maintain the cleanliness and efficiency of paper production processes.
  • As an effective flame retardant, THPS is used in the treatment of textiles, furnishing fabrics, and other materials. Its phosphonium-based formulation helps reduce flammability, contributing to improved fire safety standards in various applications.
  • In agriculture, THPS serves as a fungicide and biocide, protecting crops from fungal diseases and microbial spoilage. This application supports the production of healthy, high-yield crops, benefiting the agricultural sector.
  • THPS's role extends to the healthcare and cosmetics industries, where it is utilized as a preservative and antimicrobial agent in personal care products, ensuring their safety and longevity.
  • Tetrakis(hydroxymethyl)phosphonium Sulfate (THPS) is a versatile chemical compound with broad-spectrum antimicrobial activity. Its biodegradability and low toxicity profile make it a preferred choice in environmental and industrial applications, contributing to the development of sustainable and efficient processes.
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THPS Biocide 75