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8.21814 EMD Millipore

4-Hydroxybenzoic acid

4-Hydroxybenzoic acid for synthesis. CAS 99-96-7, chemical formula 4-(OH)C₆H₄COOH., for synthesis

  • CAS Number 99-96-7

  • Linear Formula C₇H₆O₃

  • Molecular Weight 138.12 g/mol

  •  EC Number 202-804-9

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Properties

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packaging   50 kg in Fibre carton (8218149050)
solubility   5 g/l
autoignition temp.   >250 °C
mp   213 - 216 °C
pH   3.3 (1 g/l, H₂O, 20 °C)
bulk density   600 kg/m3
LD 50 oral   LD50 Rat > 5000 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (HPLC, area%): ≥ 98.0 % (a/a)
  Melting range (lower value): ≥ 214 °C
  Melting range (upper value): ≤ 217 °C
  Identity (IR): passes test

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Safety & Documentation

Safety Information

HS Code 
2918 29 00
Hazard Statement(s) 
H319: Causes serious eye irritation.
Precautionary Statement(s) 
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Storage class 
10 - 13 Other liquids and solids
WGK 
WGK 1 slightly water endangering
Disposal 
4
Liquid organic acids or solutions should be diluted, if necessary, and carefully neutralized with sodium hydrogen carbonate (Cat. No. 106323) or with sodium hydroxide (Cat. No 106462). Before filling into container D, check the pH with pH universal indicator strips (Cat. No. 109535).
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Symbols 
Irritant  Irritant
Categories of danger 
irritant
R Phrase 
R 36
Irritating to eyes.
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