免费爱碰视频在线观看,日韩中文亚洲精品视频,日本天堂免费a,亚洲国产综合视频

  • <strike id="yaq0z"><listing id="yaq0z"></listing></strike>
    <thead id="yaq0z"><legend id="yaq0z"></legend></thead>
    <strike id="yaq0z"></strike>
    <cite id="yaq0z"></cite>
    <b id="yaq0z"><legend id="yaq0z"></legend></b>
    1. PRODUCTS
      Acetic acid
      Product name: Acetic acid
      English name: Acetic acid
      CAS RN: 64-19-7
      Molecular formula: C2H4O2
      Properties: Colorless and transparent liquid, used in the preparation of spice, etc.
      Molecular weight: 60.05
      Quality index:
      Index: Food grade GB1903-96 Content %: ≥99.0
      Potassium permanganate test: ≥5min Formic acid %: ≤0.15
      Acetaldehyde %: ≤0.05 Evaporation residue %: ≤0.02
      Formaldehyde %: ≤0.003 Abnormal odor: Qualified
      Iron %: ≤0.0002 Arsenic %: ≤0.0001
      Heavy metal(in Pb計)%: ≤0.002 Packing: 25kg/plastic drum

      Back