Methylparaben CAS 99-76-3 USP/BP grade is a widely used hydroxybenzoate preservative in fine chemical industry, food, cosmetics and pharma industry. It exhibits excellent broad-spectrum inhibition on bacteria, yeasts and moulds, effective within a broad pH range. It features good compatibility with most raw materials and is commonly combined with other parabens for synergistic antimicrobial effect. TNJ Chemical is the key manufacturer and exporter since from 2001 in China. We guarantee high quality, competitive price, stable supply, fast delivery and tech support etc. To find more, please contact sales@tnjchem.com
Product Information
CAS No.: 99-76-3
Synonym: Methyl 4-hydroxybenzoate, Methyl p-hydroxybenzoate, Nipagin M, Methyl paraben
Chemical Formula: C₈H₈O₃
Molecular Weight: 152.15
EINECS: 202-785-7
Available Grade: Cosmetic grade, Food grade, USP/EP Pharmaceutical grade
Regulation Status: Non-controlled, non-hazardous goods, not DEA precursor
Chemphysical Properties
Appearance White crystalline powder
Odor Practically odorless
Melting Point 125 – 128 ℃
Solubility Slightly soluble in water; soluble in ethanol, methanol and ether
Stability Stable under normal temperature storage
Quality Specification
| Item | Specification |
|---|---|
| Assay | 99.0% – 100.5% |
| Loss on Drying | ≤0.5 % |
| Residue on Ignition | ≤0.10 % |
| Acidity | Complies with test |
| Heavy Metal (Pb) | ≤10 ppm |
| Arsenic | ≤2 ppm |
Use & Application
Preservative for cosmetics and personal care formulations such as cream, lotion, shampoo and mask
Food preservative for beverages, condiments and pastry products
Antiseptic for pharmaceutical liquid, cream and topical preparations
Biocide for water-based coatings, adhesives and emulsions
Used in combination with ethylparaben, propylparaben and butylparaben for better preservation performance
Packing
25kg fiber drum with inner PE bag. Custom packing acceptable.
Delivery & Storage
Keep container tightly closed. Store in cool, dry and ventilated warehouse.
Keep away from direct sunlight and heat sources.




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