merck millipore,默克密理愽
  • merck millipore,默克密理博,500299,烟碱酰胺

  • merck millipore,默克密理博,500299,烟碱酰胺

    产品名称：烟碱酰胺
    产品型号：500299
    Ph Eur,BP,USP,FCC

    merck millipore,默克密理博,500299,烟碱酰胺

  • 产品介绍
  • merck millipore,默克密理博,500299,烟碱酰胺

    重要规格表

    CAS号 EC号 Hill配方 摩尔质量 级别值
    98-92-0202-713-4C₆H₆N₂O122.13 g/molPh Eur,BP,USP,FCC
    描述
    产品目录编号 500299
    同义词 Nicotinamide, Niacinamide, 3-Pyridinecarboxamide
    产品信息
    CAS号 98-92-0
    EC号 202-713-4
    级别 Ph Eur,BP,USP,FCC
    Hill配方 C₆H₆N₂O
    Molar Mass 122.13 g/mol
    HS代码 2936 29 00
    理化信息
    沸点 224 °C (20 hPa)
    密度 1.40 g/cm³
    闪点 182 °C
    燃点 480 °C
    熔点 128 - 131 °C (升华的)
    pH值 6.0 - 7.5 (50 g/l, H₂O, 20 °C)
    容积密度 360 kg/m³
    溶解度 1000 g/l (20 °C)
    毒性学信息
    LD 50口服 LD50 Rat 3530 - 3540 mg/kg
    LD 50皮下注射 LD50 Rabbit > 2000 mg/kg
    GHS安全信息
    危害性图示
    危害性声明 H319: 造成严重眼刺激。
    注意事项声明 P305 + P351 + P338: 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。
    提示语 警告
    RTECS QS3675000
    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.
    安全信息
    危害性符号 Irritant
    危险种类 ????
    R相 R 36
    Irritating to eyes.
    S相 S 26
    In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
    规格
    规格
    Assay (perchloric acid titration, calculated on dried substance)99.0 - 101.0 %
    Assay (HPLC, calc. on dried substance)98.5 - 101.0 %
    Identity (IR-spectrum)conforms
    AppearanceWhite to almost white, crystalline powder
    Appearance of solution (50 g/l; water)Clear, colourless, not more intense in color than reference solution BY₇
    pH (50 g/l; water)6.0 - 7.5
    Melting range (lower value)≥ 128 °C
    Melting range (upper value)≤ 131 °C
    Absorption ratio (A 245 nm/A 262 nm)0.63 - 0.67
    Heavy metals (as Pb)≤ 20 ppm
    As (Arsenic)≤ 3 ppm
    Cu (Copper)≤ 20 ppm
    Pb (Lead)≤ 2 ppm
    Zn (Zinc)≤ 25 ppm
    Toluene (HS-GC)≤ 890 ppm
    Other residual solvents (Ph.Eur./USP/ICH)excluded by production process
    Readily carbonisable substanceconforms
    Related substances (TLC)≤ 0.25 %
    Nicotinic acid (TLC)≤ 0.2 %
    Sulfated ash (600 °C)≤ 0.1 %
    Loss on drying (Vacuum; 18 h)≤ 0.5 %
    Corresponds to Ph Eur, BP, USP, FCC.

    merck millipore,默克密理博,500299,烟碱酰胺

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