Food Preservative > Propyl Paraben

Chemical Name:propyl p-hydroxybenzoate

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

 

Trade Name: propyl paraben
Molecular Formula:C10H12O3
Molecular Weight:180.20
CAS#:94-13-3

 

 


Physical and 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.

Usage: This product is mainly used as antiseptics for foodstuff, medicine and cosmetics. It is also used in feed as antiseptics.
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 25kg or 50kg

 

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