Description

Polyhexamethyleneguanidine Hydrochloride is a polymeric biguanide compound widely recognized for its potent and broad-spectrum antimicrobial efficacy. This makes it a critical functional additive for manufacturers requiring reliable preservation and disinfection. Key industries that utilize this product include water treatment, personal care, textiles, and industrial biocides, where it provides long-lasting protection against bacteria, fungi, and algae.

Application

• Industrial Water Treatment: As a highly effective biocide and algicide in cooling towers, pulp & paper mills, and recreational water systems.
• Personal Care & Cosmetics: Used as a preservative in shampoos, liquid soaps, and wet wipes to ensure product shelf-life and safety.
• Textile & Fiber Industry: Imparts durable antimicrobial properties to fabrics, non-wovens, and medical textiles.
• Surface Disinfectants: A key active ingredient in formulations for hard surface cleaners, sanitizers, and agricultural disinfectants.
• Paints & Coatings: Prevents microbial growth in water-based formulations, protecting the product in the can and the dried film.
• Oilfield Applications: Controls microbial-induced corrosion (MIC) and bacterial growth in drilling and fracturing fluids.

Basic Information

Product Name	Polyhexamethyleneguanidine Hydrochloride
CAS No.	57028-96-3
Molecular Formula	(C7H16N3Cl)n
Molecular Weight	Contact for details
Synonyms	PHMG-HCl; Poly(hexamethyleneguanidine) hydrochloride; Polyaminopropyl biguanide hydrochloride; Polihexanide; Polyhexanide; 1,1'-Hexamethylenebis[5-(p-chlorophenyl)biguanide] hydrochloride polymer; Antimicrobial polymer PHMG
EINECS	Contact for details

Quality Control

Our Polyhexamethyleneguanidine Hydrochloride is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure consistent purity, potency, and performance. A comprehensive Certificate of Analysis (COA), detailing assay, impurity profile, and physical specifications, is provided with each shipment to guarantee compliance with your technical requirements.

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); keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder or granules
Identification (IR)	Conforms
Assay (PHMG-HCl)	≥ 95.0%
pH (1% Solution)	5.0 - 7.0
Loss on Drying	≤ 5.0%
Residue on Ignition	≤ 1.0%

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