Benzalkonium Chloride (CAS 68391-01-5) Ultimate Guide
Table of Contents
1. Product Overview & Specifications
| Parameter | Specification |
|---|---|
| CAS Number | 68391-01-5 |
| Chemical Formula | C₂₁H₃₈ClN |
| Appearance | Colorless to pale yellow viscous liquid |
| Concentration | 50%±1% in aqueous solution |
| pH Value | 6.0-8.0 (1% solution) |
| Solubility | Miscible with water/ethanol |
| Storage | 2-8°C in airtight container |
| Shelf Life | 24 months unopened |
2. Key Applications & Industry Uses
Pharmaceutical Applications
- Preservative in ocular/nasal formulations (0.004%-0.01%)
- Surface disinfectant for medical devices
- Antimicrobial in topical antiseptics
Industrial Applications
- Biocide in cooling water systems (50-200 ppm)
- Paper mill slimicide (0.02-0.05% solution)
- Oil field bactericide
Research Applications
- Cell culture contaminant control
- Laboratory equipment sterilization
3. Grade Comparison Table
| Grade | Pharmaceutical | Industrial | Laboratory |
|---|---|---|---|
| Purity | ≥99.5% | ≥95% | ≥98% |
| Packaging | 25kg PE drums | 200kg steel barrels | 500ml glass bottles |
4. Professional Usage Guidelines
Optimal Dilution Ratios
| Application | Concentration |
|---|---|
| Surface Disinfection | 0.1-0.5% solution |
| Preservative | 0.005-0.02% |
Safety Protocols
- Use nitrile gloves (min. 0.11mm thickness)
- Maintain ventilation ≥10 air changes/hour
5. Verified Client Success Stories
Case 1: Pharmaceutical Manufacturer (Germany)
- Challenge: Microbial contamination in nasal sprays
- Solution: 0.01% BAC formulation
- Result: 99.99% pathogen reduction
Case 2: Water Treatment Plant (China)
- Challenge: Biofilm in cooling systems
- Solution: 150ppm BAC dosage
- Result: 70% maintenance cost reduction
6. Request Customized Solutions
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