| ≥1 piece |
Methyl Paraben.
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methyl paraben
Chemical Name methyl 4-hydroxybenzoate
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Structural Formula |
Trade Name methyl paraben
Molecular Formula C 8 H 8 O 3
Molecular Weight 152.15
Physical and Chemical Properties This product is white crystalline. It is easily dissolved in alcohol, ether, acetone, and slightly dissolved in water. Its boiling point is 270-28
Quality Specification
| Item | Specification | ||
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| B.P2000 | USP24 | |
| Characters | / | Colorless crystals or white crystalline powder | / |
| Purity (on dry base) % | 99.0 | 99.0-100.5 | 99.0-100.5 |
| Melting Point | 125-128 | 125-128 | 125-128 |
| Acidity | qualified | qualified | qualified |
| Sulfate(SO 4 2- ) % | 0.024 | / | / |
| Loss on Drying % | 0.50 | 0.50 | 0.5 |
| Residue % | 0.10 | 0.10 | 0.1 |
| p-Hydroxybenzoic Acid and salicylic acid % | 0.10 | / | / |
| Related Substances | / | qualified | / |
| Appearance of Solution | / | Clear | / |
| Organic Volatile impurities | / | / | qualified |
| Identification | / | / | qualified |
Usage This product is mainly used as antiseptics in foodstuff, medicine and cosmetics. It can also be used in feed as antiseptics.
Package It is packed with plastic bags. Each has 1 kg. A box holds 20 bags(paperboard box). It is also packed by hardboard drums within double PE linings. Each drum has net weight of 25kg.
| CAS No.: 99-76-3 | MF: C8H8O3 | Place of Origin: Liaoning China (Mainland) |
| Type: Preservatives | Brand Name: CHINACHEMSOURCE | white crystalline powder: powder |