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Methyl p-Hydroxybenzoate
product number: SX2002
Chemical Name:methyl 4-hydroxybenzoate
Trade Name: methyl paraben
Molecular Formula:C8H8O3
Molecular Weight:152.15
CAS#:99-76-3
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 270-280℃.
Quality Specification
Item | Specification | ||
Q/SH008-2000 | B.P2000 | USP29-NF24 | |
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(SO42-) % ≤ | 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 or 50kg.
