94-13-3 Parabens Propyl 4-hydroxybenzoate
Chemical Name: Propyl P-Hydroxybenzoate
Synonyms: 4-hydroxybenzoic propyl ester; Propyl p-hydroxybenzoate; Propyl Nipasol
CAS No.: 94-13-3
Molecular Formula: C10H12O3
E-Code:E216
Properties: White crystalline and easily dissolved in alcohol and ether, but not dissolved in water. Its relative density (d4102) is 1.0630 and index of refraction is (nD102) 1.5050.
Application:
Propyl Paraben is mainly used as antiseptics in foodstuff, medicine and cosmetics. It can also be used in feed as antiseptics.
Packing& Storage:
25kg/fiber drum.
Stored in a cool, dry and ventilated place.
uality Specification:
Item
|
Specification
|
||
GB 8851-2005
|
USP 29-NF24
|
BP 2000
|
|
Characters
|
/
|
/
|
Colorless crystals or white crystalline powder
|
Purity
(on dry base) % ≥ |
99.0
|
98.0-102.0
|
99.0-100.5
|
Melting Point °C
|
95-98
|
96-99
|
96-99
|
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
|
/
|
Residue % ≤
|
0.05
|
0.01
|
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.
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