 Food
Additives Butyl p-Hydroxybenzoate |
 Chemical
Name: |
butyl p-hydroxybenzoate |
| Trade
Name: |
butyl paraben |
| Molecular
Formula: |
C11H14O3 |
| Molecular
Weight: |
194.23 |
| CAS#: |
94-26-8 |
| Structural
Formula: |
 |
| Physical&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
010-2000 |
USP
24-NF19 |
B.P 98 |
|
Characters |
/ |
/ |
Colorless crystals or
white crystalline powder |
|
Purity (on dry base)
% ≥ |
99.0 |
99.0-100.5 |
99.0-100.5 |
|
Melting Point
°C |
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:
|
Packed in 25 kg plastic knit bag . Other packages are negotiable otherwise. |
|
