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Methyl-4-hydroxybenzoate sodium salt 99.5-101.5%, EMPROVE® ESSENTIAL E219, NF, Ph. Eur., BP, FCC, SAFC®
Methyl-4-hydroxybenzoate sodium salt 99.5-101.5%, EMPROVE® ESSENTIAL E219, NF, Ph. Eur., BP, FCC, SAFC®
Catalog # EM1.06756.5000
Supplier:  MilliporeSigma
CAS Number:  
Methyl-4-hydroxybenzoate sodium salt 99.5-101.5%, EMPROVE® ESSENTIAL E219, NF, Ph. Eur., BP, FCC, SAFC®
Catalog # EM1.06756.5000
Supplier:  MilliporeSigma
Supplier Number:  1.06756.5000
CAS Number:  
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Specifications

  • Pack type:
    Plastic bottle
  • Size:
    5 kg
  • Environmentally Preferable:
  • Cat. No.:
    EM1.06756.5000
  • Supplier no.:
    1.06756.5000

Specifications

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

Specification Test Results

About this item

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
 :
 :174.13 g/mol
Melting Pt:>125 °C
EINECS:225-714-1
 :GHS05
Storage Temperature:Ambient
CAS Number:5026-62-0
Formula:C₈H₇NaO₃
MDL Number:MFCD00016470
Melting Pt:? 125 °C