merck millipore,默克密理愽
  • merck millipore,默克密理博,103992,荧光素钠

  • merck millipore,默克密理博,103992,荧光素钠

    产品名称：荧光素钠
    产品型号：103992
    extra pure

    merck millipore,默克密理博,103992,荧光素钠

  • 产品介绍
  • merck millipore,默克密理博,103992,荧光素钠

    描述
    产品目录编号 103992
    产品信息
    CAS号 518-47-8
    EC号 208-253-0
    Hill配方 C₂₀H₁₀Na₂O₅
    Molar Mass 376.27 g/mol
    HS代码 3204 12 00
    结构配方图像
    理化信息
    熔点 >300 °C
    pH值 8.3 (10 g/l, H₂O, 20 °C)
    容积密度 600 kg/m³
    溶解度 500 g/l (20 °C)
    毒性学信息
    LD 50口服 LD50 Rat 6720 mg/kg
    GHS安全信息
    RTECS LM5425000
    储存类别 10 - 13 其它液体及固体
    WGK WGK 1 轻度的水危害
    一次性 3
    反应性相对较低的有机物必须被收集在第A类, 如果被卤化则在第B类, 如果为固体残留物则归在第C类.
    规格
    规格
    Assay (gravimetrically; calc. on dried substance)≥ 98 %
    Identity (UV/VIS-Spectrum)passes test
    Identity (IR-spectrum)passes test
    pH (20 g/l, water)7.0 - 9.0
    Absorption maximum λmax. (buffer pH 8.0)490 - 492 nm
    Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; buffer pH 8.0; calc. on dried substance)≥ 1950
    As (Arsenic)≤ 0.0002 %
    Cd (Cadmium)≤ 0.001 %
    Cu (Copper)≤ 0.01 %
    Pb (Lead)≤ 0.002 %
    Zn (Zinc)≤ 0.01 %
    Acriflavinepasses test
    TLC-Testpasses test
    Loss on drying (110 °C)≤ 10 %

    merck millipore,默克密理博,103992,荧光素钠

上一件merck millipore产品：merck millipore,默克密理博,HF13504S35,Hi-Flow Plus 135 4mil Backing Master Roll slit width 3.5cm
下一件merck millipore产品：merck millipore,默克密理博,109272,帕氏染色组 3b, EA50染色试剂


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