【CAS】89697-78-9
Alias: POLYHEXAMETHYLENE GUANIDINE PHOSPHATE;PHMG phosphate
Molecular formula: C21H45N9X2.3H3O4P Relative molecular mass: 717.631
Structural formula:
1.Product Property
Polyhexamethylene guanidine phosphate is a white to off-white crystalline powder, prepared by the reaction of hydrochloride and phosphate. It is highly soluble in water (with a solubility of ≥ 50g/100mL), and the pH value of a 1% aqueous solution ranges from 5.0 to 7.0.
2.
| Parameter | Specification |
| Appearance | White to off-white crystalline powder |
| Assay (PHMG-Phosphate) | ≥ 95.0% |
| Solubility (in water) | ≥ 50 g/100 mL (20°C) |
| pH (1% aqueous solution) | 5.0 – 7.0 |
| Loss on Drying (%) | ≤ 1.0 |
| Residue on Ignition (%) | ≤ 0.2 |
| Phosphate Content (%) | 18.0 – 22.0 |
| Heavy Metals (as Pb, ppm) | ≤ 10 |
| Microbial Limits | ≤ 100 CFU/g |
3.Application scope and Usage
It can quickly and effectively kill bacteria, fungi, molds and viruses present in wet wipes, and has a continuous antibacterial and antifungal effect. The product is non-toxic, colorless, non-corrosive, non-whitening, free of heavy metal residues, has no irritating odor, and is non-irritating to the skin.
4.Package and Storage
200kg iron drums and 50kg plastic drums are used for packaging. This series of products are non-flammable and can be stored and transported in accordance with the storage and transportation methods for general chemicals. Store in a dry and ventilated place. The shelf life is two years.
