Methyl-4-hydroxybenzoate sodium salt 99.5-101.5%, EMPROVE® ESSENTIAL BP, FCC, NF, Ph. Eur., E219, SAFC®
Supplier: MilliporeSigma
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Danger
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Synonyms:
4-Hydroxybenzoic acid methyl ester sodium salt, Sodium Methyl Parahydroxybenzoate, Methyl parahydroxybenzoate sodium salt, Sodium 4-methoxycarbonylphenoxide, Methylparaben sodium salt, Methylparaben Sodium, Sodium 4-(methoxycarbonyl)phenolate
1.06756.5000
1.06756.9024
CA1.06756.5000EA
2453.71
CAD
CA1.06756.5000
CA1.06756.9024
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 |
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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