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Hydroquinone 99%

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Hydroquinone 99%
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Hydroquinone 99%

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Product Details & Documents
Synonyms:  1,4-Dihydroxybenzene, Quinol
  • CAS Number:123-31-9
  • Formula:C₆H₄(OH)₂
  • MDL Number:MFCD00002339
  • Molecular Weight:110.11 g/mol
  • Merck Index:13,04833
  • Boiling Pt:285…287 °C (760 mmHg)
  • Melting Pt:170…174 °C
  • Density:1,332 g/cm³ (20 °C)
  • Flash Pt:165 °C
  • Storage Temperature:Ambient
  • EINECS:204-617-8
  • UN:3077
  • ADR:9,III
Specifications for Product Family

Specification Test Results

  • Appearance:
    White to off-white Crystalline powder or crystals or needles
  • Infrared spectrum:
    Conforms
  • Melting point:
    170 to 175 °C
  • HPLC:
    ≥98.5 %
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Product Information

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