Panjin Jiahe Shengshi Medical Technology Co., Ltd
中文  | Store
Polyhexamethylene monoguanidine hydrochloride PHMG powder

Polyhexamethylene monoguanidine hydrochloride PHMG powder

Product NamePHMG powder
CAS No.57028-96-3
Purity 95-99%
chemical formula C21H45N9X2.3ClH
EINECS No.690-927-2
Appearance white powder
Grade USP grade
Package 20kg/fiber drum
Service Free sample


Polyhexamethylene guanidine (PHMG) is a guanidine derivative that is used as a biocidal disinfectant, often in the form of its salt polyhexamethylene guanidine phosphate (PHMG-P).

Studies have shown that PHMG in solution has fungicidal as well as bactericidal activity against both Gram-positive and Gram-negative bacteria.[2] The substance also has detergent, anti-corrosive, and flocculant properties and prevents biofouling.[3] PHMG-P is a white powdered solid,[1] and as all polyguanidine salts, readily soluble in water

Storage performance: Shelf life at room temperature for two years
Flammable or explosive: No burning, no explosion
Toxicity: LD50 rat –> 5,000 mg / kg is actually non-toxic,
Chemical properties: Cationic polyelectrolyte

【Effect】Used as disinfectant, antibacterial agent, mildew (rot) agent, algaecide, flocculant, etc.