 Food
Additives Propyl p-Hydroxybenzoate |
 Chemical
Name: |
propyl p-hydroxybenzoate |
| Trade
Name: |
propyl paraben |
| Molecular
Formula: |
C10H12O3 |
| Molecular
Weight: |
180.20 |
| CAS#: |
94-13-3 |
| Structural
Formula: |
 |
| Physical
&Chemical Properties:
|
It is white
crystalline and easily dissolved in alcohol and ether, but not
dissolved in water. Its rlative density (d4102)
is 1.0630 and index of refraction is (nD102) 1.5050. |
| Quality
Specification: |
|
Item |
Specification |
|
GB 8851-1998 |
USP 24-NF19 |
BP 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 |
95-98 |
95-98 |
95-98 |
|
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 % ≤ |
0.05 |
0.05 |
0.10 |
|
p-Hydroxybenzoic Acid
and Salicylic Acid ≤ |
qualified |
/ |
/ |
|
Appearance of Solution |
/ |
/ |
Clear |
|
Identification |
/ |
qualified |
/ |
|
Organic Volatile impurities |
/ |
qualified |
/ |
|
Related Substances |
/ |
/ |
qualified |
|
| Usage: |
This product
is mainly used as antiseptics for foodstuff, medicine and cosmetics.
It is also used in feed as antiseptics. |
| Package:
|
Packed in 25 kg plastic knit bag . Other packages are negotiable otherwise. |
|
