methyl 4-hydroxybenzoate,China price supplier

product details

Origin:China

methyl 4-hydroxybenzoate

Physical & 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°C.

Quality Specification:

Item

Specification

Q/SH008-1999

B.P1998

USP24

Characters

/

Colorless crystals or white crystalline powder

/

Purity (on dry base) %

99.0

99.0-100.5

99.0-100.5

Melting Point °C

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

This product is mainly used as antiseptics in foodstuff, medicine and cosmetics. It can also be used in feed as antiseptics.

methyl 4-hydroxybenzoate

Update Date:2011-2-25 1:43:31

Place of Origin: China (Mainland) Type: Preservatives