Measured at 25°C, water dissolution capacity is low at 0.25 g/L. The ingredient mixes and dissolves easily in ethanol, propylene glycol, and natural & synthetic oils.
Key Advantages
Developed as a specialized preservative component.
It delivers strong bacteriostatic and fungistatic effects, with stable quality and high safety for daily formula use.
Specifications
| Chemical Name | 4-Hydroxybenzoic acid propyl ester |
| CAS No. | 94-13-3 |
| Molecular Formula | C₁₀H₁₂O₃ |
| Appearance | White or almost white crystalline powder |
| Assay Content | 99.0%~100.5% |
| Melting Point | 95～98℃ |
| Acidity | 4.0~7.0 |
| Ignition Residue | ≤0.1% |
| Drying | ≤0.5％ |
Applications
Ideal for incorporation into cosmetic items and pharmaceutical formulations. Local and international regulations impose strict limits on its addition in food products.
Packaging & Storage
- Packing: 25kg/paper drum or by customer's request
- Consistent and stable in general atmospheric conditions. Recommended storage conditions: below 30°C, dry and cool location, sealed and protected from light and humidity. Offered in 25kg fiber drums, with flexible custom packaging options.
Quality & Service
Manufactured in an ISO-certified facility, each batch comes with a Certificate of Analysis (COA). We offer reliable supply, technical support, and competitive pricing for bulk orders.
FAQ
Q: Please provide the melting point data of this chemical.
A: Melting point index is 95 to 98 degrees Celsius.
Q: What is the minimum purity level of the product?
A: The minimum purity reaches 99.0% as determined by HPLC method.
Q: What pH interval is recommended for its antibacterial use?
A: The recommended pH interval for best effect is 4.0 to 7.0.
Request a Quote/Sample
Looking for 4-Hydroxybenzoic acid propyl ester 94-13-3 to add into your formula systems? Get in touch with us to receive a full technical datasheet, complimentary samples and a cost-effective quote.
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