• <output id="jwhgh"><div id="jwhgh"></div></output>
  • <ins id="jwhgh"></ins>
    <menuitem id="jwhgh"><video id="jwhgh"></video></menuitem>

      <ins id="jwhgh"><acronym id="jwhgh"></acronym></ins>
      <ruby id="jwhgh"></ruby><code id="jwhgh"></code>
      <menuitem id="jwhgh"></menuitem>

      當前位置:首頁 > 產品中心 > 維生素


      Vitamin E Acetate 50% Pharma Grade

      CAS number: 7695-91-2

      Molecular formula:

      molecular weight:

      Chemical structure:


      Name of Product:
      Vitamin E Acetate Powder 50% Pharma Grade
      Shelf Life:
      3 years
      Test Items
      Specification Result
      White to almost white free-flowing powder Almost white free-flowing powder
      Coloration reaction
      Positive Positive
      Optical rotation To conform Conform
      GC The reaction time of the principal peak conforms to which in the reference solution Conform
      TLC The principal spot in the chromatogram obtained with the test solution is similar in position and size to the principal spot in the chromatogram obtained with the reference solution Conform
      Loss on drying ≤5.0% 2.3%
      Heavy Metals (as Pb) ≤0.001% <0.001%
      Aresenic (as As) ≤0.0003% <0.0003%
      Assay (GC)
      ≥50.0% 52.4%
      Microbial test
      Total aerobic microbial count ≤1000cfu/g <10cfu/g
      Total moulds and yeasts count
      ≤100cfu/g <10cfu/g
      Enterobacteria ≤10cfu/g <10cfu/g
      Salmonella n.d./25g /
      Escherichia coli n.d./10g /
      Staphylococcus aureus n.d./10g /
      Pseudomonas aeruginosa n.d./10g /