Methyl-4-hydroxybenzoate sodium salt 99.5-101.5%, EMPROVE® ESSENTIAL BP, FCC, NF, Ph. Eur., E219, SAFC®

Supplier: MilliporeSigma
Danger

Synonyms: Sodium Methyl ParahydroxybenzoateMethylparaben sodium saltMethylparaben Sodium4-Hydroxybenzoic acid methyl ester sodium saltMethyl parahydroxybenzoate sodium saltSodium 4-methoxycarbonylphenoxideSodium 4-(methoxycarbonyl)phenolate

1.06756.9024 1.06756.5000 1.06756.5000
EM1.06756.5000EA 896 USD
CA1.06756.9024 EM1.06756.5000 CA1.06756.5000
Methyl-4-hydroxybenzoate sodium salt 99.5-101.5%, EMPROVE® ESSENTIAL BP, FCC, NF, Ph. Eur., E219, SAFC®
Methyl 4-hydroxybenzoate sodium salt
Formula: C₈H₇NaO₃
MW: 174.13 g/mol
Melting Pt: >125 °C
Storage Temperature: Ambient
MDL Number: MFCD00016470
CAS Number: 5026-62-0
EINECS: 225-714-1

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Specification Test Results

Assay (acidimetric; calc. on anhydrous basis) 99.5-101.5%
Appearance of solution Passes
Arsenic (As) 0.0003% max
Butyl-4-hydoxybenzoate 0.2% max
Cadmium (Cd) 0.001% max
Chloride (Cl) 0.03% max
Copper (Cu) 0.001% max
Ethyl-4-hydroxybenzoate 0.3% max
Heavy metals (as Pb) 0.001% max
Identity Passae
Largest unspecified impurity 0.1% max
Lead (Pb) 0.0005% max
Mercury (Hg) 0.0001% max
Methanol 3000ppm max
Other residual solvents (Ph.Eur/USP/ICH) Excluded by manufacturing process
p-Hydroxy Benzoic acid 4.0% max
pH value, 0.1%, water 10.5 max
Propyl-4-hydroxybenzoate 0.2% max
Related substance (HPLC) Conforms
Residual solvents (Ph.Eur/USP/ICH) of class 3 0.5% max
Salicylic acid 0.1% max
Sulfate (SO4) 0.03% max
Sulfated ash 39.5-44.5%
Sum of all impurities 4.0% max
Water 5.0% max
Zinc (Zn) 0.001% max

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