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10 Kilogram |
FOB Price: USD 1.0000 |
Butyl p-Hydroxybenzoate High quality Butyl p-Hydroxybenzoate cas no:94-26-8
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Butyl p-Hydroxybenzoate
product number: SX2005
Chemical Name: butyl p-hydroxybenzoate
Trade Name:butyl paraben
Molecular Formula:C11H14O3
Molecular Weight:194.23
CAS#:94-26-8
Physical and chemical properties: It is white crystalline with special smell and easily dissolved in alcohol, ether and chloroform, but difficult dissolved in water. It tastes astringent.
Quality Specification
Item
|
Specification
|
||
Q/SH
010-2004 |
USP
29-NF24 |
BP 2000
|
|
Characters
|
/
|
/
|
Colorless crystals or white crystalline powder
|
Purity (on dry base) % ≥
|
99.0
|
99.0-100.5
|
99.0-100.5
|
Melting Point ℃
|
67.5-69
|
68-72
|
69-72
|
Acidity
|
qualified
|
qualified
|
qualified
|
Sulfate(SO42-) % ≤
|
0.024
|
|
/
|
Heavy Metal(Pb) % ≤
|
0.001
|
|
/
|
Heavy Metal(AS) % ≤
|
0.0001
|
|
/
|
Loss on Drying % ≤
|
0.50
|
0.50
|
0.50
|
Residue % ≤
|
0.10
|
0.05
|
0.05
|
p-Hydroxybenzoic Acid and Salicylic Acid ≤
|
0.10
|
/
|
/
|
Appearance of Solution
|
/
|
/
|
Clear
|
Identification
|
/
|
qualified
|
/
|
Organic Volatile impurities
|
/
|
qualified
|
/
|
Related Substances
|
/
|
/
|
qualified
|
Usage: This product is mainly used as intermediates of organic synthesis as well as antiseptics for medicine, foodstuff, cosmetics and films.
Package: It is packed with plastic bags. Each has 1kg. A box holds 20 bags (paperboard box). It is also packed by hardboard drums within double PE linings. Each drum has net weight of 25 kg or 50 kg.
Superiority:
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