|INCI Adopted Name:||Methyl Paraben|
|CAS Registry No.:||99-76-3|
|Q/SH008-2014/ BP/ USP|
|Appearance||Colorless crystal or white crystalline powder|
|Content (dry basis)%||Min. 99.0|
|Melting point ℃||125-128|
|Sulfate (SO42-) %max.||0.024|
|Drying loss %max.||0.50|
|Residue on ignition %max.||0.1|
|P-hydroxybenzoic acid and salicylic acid %max.||0.1|
Appearance :white crystal.
Solubility: Easily soluble in diethyl ether, acetone. Very slightly soluble in cold water, hot water. 1 gram dissolves in about 40 ml of warm oil. 1 gram dissolves in about 70 ml of warm glycerol. Slightly soluble in carbon tetrachloride. Soluble in benzene, oils and fats. Solubility in water: 0.25% (wt/wt) @20 deg. C or 0.30% (wt/wt) @ 25 deg.C
Standard packaging includes the following:
25kg per drum, 25kg/carton
Other package sizes are available upon request.
Store in a well-ventilated, cool, dry area, out of direct sunlight. Keep containers tightly closed when not in use.
PERIOD OF VALIDITY
FEATURE AND APPLICATION
Broad spectrum bactericide for gram positive, feminine germ and saccharomycetes;
Low application concentration, safe, economic, long serve life;
Recommended dosage: 0.2%~0.5%
It is widely used in cosmetic, medical and food industry for preservation.