propyl paraben cas 94-13-3

Table of Contents

• 1. Product Specifications & Comparative Analysis
• 2. Detailed Applications of Propyl Paraben
• 3. Implementation Case Studies
• 4. Verified Client Success Stories
• 5. Professional Consultation & Quotation

1. Product Specifications & Comparative Analysis

Propyl Paraben (CAS 94-13-3) Technical Parameters

Comparative Analysis with Common Preservatives

*Minimum Inhibitory Concentration at 25°C

2. Detailed Applications of Propyl Paraben

Pharmaceutical Applications

Widely used in topical ointments (0.01-0.03% w/w) and oral suspensions (0.05% max) for microbial stability. Compatible with most APIs except strong oxidizing agents.

Cosmetic Formulations

Effective in water-in-oil emulsions at 0.1-0.8% concentration. Particularly stable in pH 5-6 environments common in skincare products.

Food Preservation

Approved under E number E216 for baked goods (max 0.1%) and dairy desserts (0.03% limit). Synergistic with sodium benzoate in acidic beverages.

3. Implementation Case Studies

Case 1: Cosmetic Cream Preservation

Challenge: Microbial contamination in organic face cream within 30 days
Solution: 0.2% propyl paraben + 0.1% phenoxyethanol combination
Result: 18-month shelf life achieved with pH 5.5 stability

Case 2: Pharmaceutical Syrup Stabilization

Challenge: Yeast growth in pediatric cough syrup
Solution: 0.04% propyl paraben with citric acid buffer system
Result: USP <51> compliance with 24-month efficacy

4. Verified Client Success Stories

Client A: European Cosmetic Manufacturer

Requirements: Paraben-based preservation for ECOCERT certification
Implementation: 0.15% propyl paraben in 5 SKUs of organic serums
Outcome: 0 microbial counts in 12-month stability testing

Client B: Asian Pharma Company

Requirements: Cost-effective alternative to methyl paraben in tablets
Implementation: 0.02% propyl paraben in enteric-coated formulations
Outcome: 30% reduction in preservation costs with equal efficacy

5. Professional Consultation & Quotation

Technical Support Services

Our experts provide:
– Compatibility testing with your formulation base
– Regulatory compliance analysis (FDA 21 CFR 175.300)
– Customized preservation system design

Contact Our Preservation Specialists

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1. Base formulation pH range
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