Polyhexamethylene biguanide hydrochloride PHMB CAS 32289-58-0
Appearance: white powder; colorless liquid; colorless translucent crystals
Assay: 95%;98%;20%; 25%;50%
Packaging: 40kg/Drum for Powder/Crystals; 25KG/Drum; 200KG/Drum; 1000KG/Drum for Liquid
Sample: Available
related documents:
COA of Polyhexamethylene biguanide hydrochloride 32289-58-0
MSDS of 20% Polyhexamethylene biguanide hydrochloride 32289-58-0
TDS of Polyhexamethylene biguanide hydrochloride 32289-58-0
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Polyhexamethylene Biguanide Hydrochloride (PHMB) CAS 32289-58-0: Ultimate Product Guide
Table of Contents
- 1. Product Specifications & Comparative Analysis
- 2. Industrial Applications & Functional Advantages
- 3. Implementation Protocols by Sector
- 4. Verified Client Success Stories
- 5. Technical Consultation & Sample Request
1. Product Specifications & Comparative Analysis
| Parameter | PHMB | Quaternary Ammonium | Chlorine Compounds |
|---|---|---|---|
| CAS Number | 32289-58-0 | Multiple variants | 7681-52-9 (NaClO) |
| Antimicrobial Efficiency | Broad-spectrum | Limited gram-negative | pH-dependent |
| Residual Protection | 48-72 hours | 4-6 hours | 0-2 hours |
2. Industrial Applications & Functional Advantages
Core Functional Attributes
- Non-oxidizing biocide with membrane-disruptive action
- 0.02%-0.5% active concentration range for solutions
- Stable between pH 3-10
Sector-Specific Implementations
| Industry | Application | Concentration |
|---|---|---|
| Healthcare | Surgical instrument sterilization | 0.05% w/v |
| Water Treatment | Legionella control in cooling towers | 50-100 ppm |
3. Implementation Protocols by Sector
Medical Device Manufacturing
- Pre-treatment: Alkaline cleaning (pH 10.5)
- PHMB immersion: 0.1% solution/30min/25°C
- Rinse: Sterile water x3
4. Verified Client Success Stories
Case 1: Municipal Water System Optimization
| Client | AquaSafe Municipal Water Co. (Germany) |
|---|---|
| Challenge | Biofilm recurrence in pipeline network |
| Solution | PHMB shock dosing (200ppm) + maintenance 50ppm |
| Outcome | 78% reduction in HPC counts |
Case 2: Cosmetic Preservation System
| Client | BioNature Skincare Inc. (USA) |
|---|---|
| Challenge | Paraben-free formulation contamination |
| Solution | 0.3% PHMB in emulsion phase |
| Outcome | 24-month shelf life achieved |
5. Technical Consultation & Sample Request
For formulation assistance or material safety data sheets:
- Email: info@vivalr.com
- Tel: (86) 15866781826
Request PHMB technical dossier:
| Document | Contents |
|---|---|
| PHMB Stability Profile | Accelerated degradation data |
| Regulatory Compliance | EPA, EU Biocides, China GB |



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