Zhejiang Shengxiao Chemicals Co.,Ltd

Item No. #: SX2002
Chemical name: Methyl P-hydroxybenzoate
Product Name: Nipagin methyl ester
Molecular formula: C8h8o3
Molecular Weight: 152.15
Cas#:99-76-3
Physical and chemical properties: This product is white crystalline, soluble in alcohol, ether and acetone, slightly soluble in water, boiling point 270-280 ℃.
Product Quality Standard
q/sh008-2014
BP USP
Appearance
/
Colorless crystalline or white crystalline powder
/
Content (in dry base)%
≥99.0
98.0-102.0
98.0-102.0
Melting ℃
125-128
125-128
125-128
Acidity
/
Qualified
Qualified
Sulfate (so42-) ≤
0.024
/
/
Dry weightlessness%
0.50
/
/
Burning Residue%%
0.1
0.1
0.1
P-Hydroxybenzoic acid and salicylic acid ≤
0.1
/
/
Related substances
/
Qualified
Qualified
Solution appearance
/
Qualified
Qualified
Identification test
/
Qualified
Qualified
Use: This product is mainly used for organic synthesis, medicine, cosmetics antiseptic preservative, also used as a feed preservative.
Packaging: Plastic bags, each bag 1kg,20 bag for one carton (carton) or inside plastic cardboard drums, net weight of 25kg or 50kg per barrel. * Special requirements may be discussed separately