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Overview
PHMG (polyhexamethylene guanidine hydrochloride, CAS 57028-96-3) is a guanidine-containing antimicrobial polymer. It is highly soluble in water and acts via electrostatic adsorption to negatively charged microorganisms, blocking respiration and reproduction. This product does not induce bacterial resistance and shows good biocompatibility with low tissue absorption.
Technical Specifications
|
Parameter |
25% Liquid |
50% Liquid |
99% Solid |
|
Active Ingredient |
25% |
50% |
99% |
|
Appearance |
Colorless to light yellow solution |
Colorless to light yellow solution |
White powder |
|
pH Value |
6–8 |
6–8 |
9.5–11 |
|
Recommended Dosage |
0.05%–0.5% |
0.05%–0.5% |
0.05%–0.5% |
|
Water Solubility |
Complete |
Complete |
Complete |
Product Advantages
- Effective at low concentrations (0.05%–0.5% active matter).
- Non-corrosive to stainless steel, copper, carbon steel, wood, and plastics.
- Does not volatilize or degrade under normal storage conditions.
- Non-irritating to skin.
Applications
- Disinfectants, antiseptics, fungicides, algaecides, preservatives.
- Daily chemicals, cosmetics, antimicrobial lotions, wound disinfectants.
- Textile, paper, water treatment, aquaculture, livestock farming.
- Wet wipes, fruit and vegetable disinfection, sewage flocculation sterilization.
FAQ
Q: Does this product cause bacterial resistance?
A: No. It acts via a non-specific electrostatic mechanism, making bacterial resistance highly unlikely. PHMG is specifically designed to avoid this issue.
Q: What is the recommended usage concentration?
A: The recommended concentration is 0.05%–0.5% of active ingredient, depending on the application.
Q: Is it corrosive to equipment?
A: No. It shows no corrosion to metals such as stainless steel, copper, carbon steel, as well as wood and plastics.
Q: Can samples be provided free of charge?
A: Yes, samples are available free of charge. However, the customer is responsible for the shipping cost. This amount will be deducted from or refunded against a bulk order.
Q: Can you customize special specifications or formulations?
A: Yes. Customization is a standard service. We offer:
- Concentration adjustment - active ingredient content tailored to application needs.
- Formulation development - blended products designed for specific uses.
- Packaging options - custom sizes, labeling, and neutral packaging.
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