Propylparaben
Product Description:
Product Name: Propylparaben
Chemical Name: 4-Hydroxybenzoic acid propyl ester
CAS Registry Number: [ 94-13-3 ]
Molecular Formula: C10H12O3
Molecular Weight: 180.20
Property: Propyl Paraben is a white crystalline powder , easily dissolved in methanol, ethanol , hard dissolve in water, with A broad-spectrum antibacterial activity ,Can inhibit Gram-negative and positive bacteria, strong inhibition to Yeast and mold.
Specification:
|
Item
|
Standard
|
|
Appearance:
|
Colorless or White Crystalline powder
|
|
Assay（on dry base % ）
|
99.0~100.5
|
|
Appearance of Solution
|
Conform
|
|
Acidity :
|
Conform
|
|
Relative Substances
|
Conform
|
|
Sulfate (SO42- , %)
|
0.10 Max.
|
|
Residue on ignition (%)
|
0.10 Max.
|
|
Melting point (°C)
|
96-99
|
|
Organic volatile impurities
|
Conform
|
Use: with its broad-spectrum antibacterial activity, it has ability that the low concentrations, broad-spectrum efficient, economy, security, and long useful-life ,compare with the traditional products (such as: sodium benzoate). As a preservative it is widely used in cosmetics, medicine, food and other industrial products. The materials can be used alone, and also can be compounded with other Nipagin esters to get a better preservative effect. It also can be compatible with various components in the cosmetics.
Packaging: 25 kg Cardboard drum .
Storage: Sealed and stored in a coo
