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Category:Intermediates > Pharmaceutical Intermediates
Product Name:Methyl paraben with CAS No. 99-76-3 for cosmetics preservatives
CAS No.:99-76-3
Standard:ChP, USP, BP, In-house Standards
Price(USD):4.80
Company:ZHEJIANG SHENGXIAO CHEMICALS CO.,LTD.
Grade: Pharmaceutical Grade
Factory Location: Quzhou Zhejiang China
Main Sales Markets: North America,Central/South America,Western Europe,Eastern Europe,Australasia,Asia,Middle East,Africa
Monthly Production Capacity: 50 MT
Packaging Information: 25kg/ drum
Delivery Lead Time: 10 days
Sample Provided: yes
Payment Terms: T/T, L/C
Methyl p-Hydroxybenzoate
Basic Information
Product number: SX2002
Chemical name: 4-Hydroxybenzoic acid, methyl ester
Product name: Methyl 4-hydroxybenzoate
Molecular formula:C8H8O3
Molecular weight:152.15
CAS No.:99-76-3
EINECS No: 202-785-7
Physical and chemical properties:
Density（20 degre celsius）：1.1208137.2
Density（25degre celsius，4degre celsius）：1.1097150.4
Melting point（degre celsius）：131
Boiling point（degre celsius,）：275
Freezing point（degre celsius）：-131
Appearance: white crystal.
Solubility: Easily soluble in alcohol, ether and acetone, slightly soluble in water.
Product Details
Quality standard
|
Item |
Index |
||
|
Q/SH008-2014 |
BP |
USP |
|
|
Appearance |
/ |
Colorless crystal or white crystalline powder |
/ |
|
Content (dry basis)% |
Min. 99.0 |
98.0-102.0 |
98.0-102.0 |
|
Melting pointdegre celsius |
125-128 |
125-128 |
125-128 |
|
Acidity |
/ |
Qualified |
Qualified |
|
Sulfate (SO42-) %max. |
0.024 |
/ |
/ |
|
Drying loss %max. |
0.50 |
/ |
/ |
|
Residue on ignition %max. |
0.1 |
0.1 |
0.1 |
|
P-hydroxybenzoic acid and salicylic acid %max. |
0.1 |
/ |
/ |
|
Related substances |
/ |
Qualified |
Qualified |
|
Appearance |
/ |
Qualified |
Qualified |
|
Identification test |
/ |
Qualified |
Qualified |
Application
the product is mainly used as preservative for organic synthesis, drugs, cosmetics, and feeds.
Packing
Plastic bag, 1kg/bag, 20 bags/carton, or cardboard drum lined with plastic bag, net weight is 25kg or 50kg.
*Special requirements can be negotiated
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