MERCK – 102284 Quinhydrone GR for Analysis

Specifications :

  • Assay p-Benzoquinone : 48 – 52
  • Assay hydroquinone : 48 – 52
  • Identity (IR-spectrum) : passes test
  • Matter insoluble in ethanol : ≤ 0.02 %
  • Sulphate (SO₄) : ≤ 0.01 %
  • Fe (Iron) : ≤ 0.001 %
  • Sulfated ash : ≤ 0.1 %
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MERCK – 102284 Quinhydrone GR for Analysis

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