Description

Polyhexamethyleneguanidine Phosphate is a polymeric guanidine salt widely recognized for its potent and broad-spectrum antimicrobial efficacy. This compound is a critical active ingredient in the formulation of high-performance disinfectants, sanitizers, and preservatives across multiple industries. It is essential for manufacturers in the hygiene, water treatment, agriculture, and material protection sectors seeking a reliable, non-oxidizing biocide with a favorable safety profile.

Application

• Industrial & Institutional Disinfectants: A key active in formulations for surface, air, and equipment disinfection in food processing, healthcare, and public facilities.
• Water Treatment Systems: Used as a biocide to control algae, bacteria, and biofilm in cooling towers, swimming pools, and industrial process water.
• Agricultural Biocides: Employed in crop protection products and for disinfecting agricultural equipment and premises.
• Material Preservation: Acts as a preservative in paints, coatings, adhesives, and polymer emulsions to prevent microbial spoilage.
• Personal Care & Hygiene Products: Incorporated into antiseptic soaps, hand sanitizers, and wet wipes for long-lasting antimicrobial action.
• Textile & Leather Treatment: Provides durable antimicrobial finishing for fabrics, medical textiles, and leather goods.

Basic Information

Product Name	Polyhexamethyleneguanidine Phosphate
CAS No.	89697-78-9
Molecular Formula	(C7H16N3)n·xH3PO4
Molecular Weight	Variable (Polymer)
Synonyms	PHMG Phosphate; Poly(hexamethyleneguanidinium) phosphate; Polyaminopropyl biguanide phosphate; Polihexanide phosphate; Polyhexanide phosphate; Poly(iminoimidocarbonyliminoimidocarbonyliminohexamethylene) phosphate; Antimicrobial polymer PHMG-P
EINECS	Contact for details

Quality Control

Our Polyhexamethyleneguanidine Phosphate is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure consistent potency, purity, and performance. A comprehensive Certificate of Analysis (COA) detailing assay, pH, viscosity, and microbiological efficacy is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); ensure containers are kept sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Assay (Active Content)	≥ 20%
pH (as is)	6.0 - 8.0
Viscosity	Contact for details
Identification (IR)	Conforms
Heavy Metals (as Pb)	< 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.