merck millipore,默克密理愽
  • merck millipore,默克密理博,105360,L-亮胺酸

  • merck millipore,默克密理博,105360,L-亮胺酸

    产品名称：L-亮胺酸
    产品型号：105360
    for biochemistry

    merck millipore,默克密理博,105360,L-亮胺酸

  • 产品介绍
  • merck millipore,默克密理博,105360,L-亮胺酸

    重要规格表

    经验配方 CAS号
    C₆H₁₃NO₂61-90-5
    描述
    产品目录编号 105360
    同义词 Leu
    产品信息
    CAS号 61-90-5
    EC号 200-522-0
    Hill配方 C₆H₁₃NO₂
    Molar Mass 131.18 g/mol
    HS代码 2922 49 85
    结构配方图像
    理化信息
    密度 1.29 g/cm³ (20 °C)
    熔点 300 °C (分解)
    pH值 5.5 - 6.5 (20 g/l, H₂O, 20 °C)
    容积密度 300 - 400 kg/m³
    溶解度 24 g/l (20 °C)
    GHS安全信息
    RTECS OH2850000
    储存类别 10 - 13 其它液体及固体
    WGK WGK 1 轻度的水危害
    规格
    规格
    Assay (perchloric acid titration, calculated on dried substance)≥ 99.0 %
    Identity (IR-spectrum)passes test
    Appearancewhite to almost white, crystalline powder or shiny flakes
    Appearance of solution (0.5 mol/l, hydrochloric acid 1 mol/l)clear and colorless
    Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance)+12.2 to +13.2
    UV-Absorption (260 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l)≤ 0.05
    UV-Absorption (280 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l)≤ 0.02
    Chloride (Cl)≤ 0.02 %
    Sulfate (SO₄)≤ 0.01 %
    Heavy metals (as Pb)≤ 0.001 %
    As (Arsenic)≤ 0.0005 %
    Ca (Calcium)≤ 0.001 %
    Co (Cobalt)≤ 0.0005 %
    Fe (Iron)≤ 0.0005 %
    K (Potassium)≤ 0.0005 %
    Mg (Magnesium)≤ 0.0005 %
    Na (Sodium)≤ 0.005 %
    Zn (Zinc)≤ 0.0005 %
    NH₄ (Ammonium)≤ 0.01 %
    Isoleucine≤ 1.0 %
    other foreign amino acids≤ 0.3 %
    Other ninhydrine positive substances≤ 0.1 %
    Loss on drying (105 °C; 3 h)≤ 0.3 %

    merck millipore,默克密理博,105360,L-亮胺酸

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