Natamycin (CAS 7681-93-8): Comprehensive User Guide
Table of Contents
1. Product Overview & Specifications
Natamycin (CAS 7681-93-8), a natural antifungal agent produced by Streptomyces natalensis, is widely used in food preservation and pharmaceutical applications.
| Parameter | Natamycin | Alternative Preservatives |
|---|---|---|
| CAS Number | 7681-93-8 | Nisin (CAS 1414-45-5), Potassium Sorbate (CAS 24634-61-5) |
| Solubility | Low in water (30-40 mg/L) | High (e.g., Potassium Sorbate: 58.2 g/100mL) |
| pH Stability | Effective at pH 3-9 | Variable (e.g., Nisin degrades above pH 7) |
| Regulatory Status | GRAS, FDA-approved, EU E235 | Varies by jurisdiction |
2. Key Applications & Uses
Primary Industries:
- Dairy Products: Cheese surface treatment (prevents mold)
- Baked Goods: Anti-fungal coating for breads
- Meat Products: Sausage casing preservation
- Pharmaceuticals: Topical antifungal formulations
3. Usage Guidelines
Recommended Dosages:
| Application | Concentration | Method |
|---|---|---|
| Cheese Surface | 50-200 ppm | Spray or dip application |
| Bread Coating | 100-400 ppm | Post-baking spray |
4. Application Case Studies
Case 1: Extended Shelf-Life in Artisanal Cheese
A Spanish cheesemaker reduced surface mold contamination by 92% using 150 ppm natamycin dip, extending product shelf-life from 14 to 45 days.
5. Client Success Stories
Client A: Global Dairy Producer
Challenge: Mold growth in soft cheese exports
Solution: 200 ppm natamycin spray system
Result: 70% reduction in product returns
Client B: Pharmaceutical Manufacturer
Challenge: Ophthalmic solution contamination
Solution: 0.5% natamycin in formulation
Result: Compliant with USP <51> antimicrobial effectiveness
6. Request Customized Solutions
Contact our technical team for formulation support:
Email: info@vivalr.com
Phone: (86) 15866781826
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