PROPYL-4-HYDROXYBENZOATE SODIUM SALT
PROPYL-4-HYDROXYBENZOATE SODIUM SALT Extra Pure
Confirms to IP, BP, USP
Short Name: PROPYL-4-HYDROXYBENZOATE SODIUM SALT
Synonym: Propylis parahydroxybenzoas natricum, Sodium propyl 4-hydroxybenzoate; Propyl paraben sodium
Basic Details
Article No.
LG3849
Grade
Extra Pure
Purity
94%
CAS No.
35285-69-9
HS Code
2918.2990
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Odorless
pH value
9 - 10
Melting point/ Freezing point [°C]
105 °C
Solubility in water [% weight]
1.000 g/l at 25 °C
Chemical Specifications
Appearance
White hygroscopic crystalline powder
Assay (By HPLC; on anhydrous basis)
94.0 - 102.0 %
Identity
Passes test
Appearance of solution
Passes test
pH (0.1% solution in water)
9.5-10.5
Chloride (Cl)
Max 0.033%
Sulphate (SO4)
Max 0.03%
Heavy metal (as Pb)
Max 0.001%
Water (H2O)
Max 5.0%
Related Substances
-
Impurity A
Max 4.0%
Unspecified impurities
Max 0.5%
Total impurities
Max 1.0%
Safety Information & Hazard Symbols
Safety Statement
22-24/25