merck millipore,默克密理愽
  • merck millipore,默克密理博,104924,碳酸钾

  • merck millipore,默克密理博,104924,碳酸钾

    产品名称：碳酸钾
    产品型号：104924
    suitable for use as excipient EMPROVE exp Ph Eur,USP,E 501

    merck millipore,默克密理博,104924,碳酸钾

  • 产品介绍

  • 重要规格表

    CAS号 EC号 Hill配方 化学配方 摩尔质量 级别值
    584-08-7209-529-3CK₂O₃K₂CO₃138.21 g/molPh Eur,USP,E 501
    描述
    产品目录编号 104924
    同义词 potash
    产品信息
    CAS号 584-08-7
    EC号 209-529-3
    级别 Ph Eur,USP,E 501
    Hill配方 CK₂O₃
    化学配方 K₂CO₃
    Molar Mass 138.21 g/mol
    HS代码 2836 40 00
    结构配方图像
    理化信息
    密度 2.43 g/cm³ (20 °C)
    熔点 891 °C
    pH值 11.5 - 12.5 (50 g/l, H₂O, 20 °C)
    容积密度 750 kg/m³
    溶解度 1120 g/l (20 °C)
    毒性学信息
    LD 50口服 LD50 Rat > 2000 mg/kg
    GHS安全信息
    危害性图示
    危害性声明 H315: 造成皮肤刺激。
    H319: 造成严重眼刺激。
    H335: 可能造成呼吸道刺激。
    注意事项声明 P302 + P352: 如果皮肤接触：用大量肥皂和水清洗。
    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 TS7750000
    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 14
    无机盐类: 第I类. 该盐类的中性溶液:第D类. 在归入第D类之前, 以广用试纸(编号: 109535)测定pH值.
    安全信息
    危害性符号 Irritant
    危险种类 ????
    R相 R 36/37/38
    Irritating to eyes, respiratory system and skin.
    S相 S 22-26
    Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
    规格
    规格
    Assay (acidimetric; calculated on dried substance)99.5 - 100.5 %
    Identitypasses test
    Appearance of solutionpasses test
    Insoluble substancespasses test
    Chloride (Cl)≤ 0.002 %
    Sulphate (SO₄)≤ 0.01 %
    Heavy metals (as Pb)≤ 0.0005 %
    As (Arsenic)≤ 0.0002 %
    Ca (Calcium)≤ 0.005 %
    Fe (Iron)≤ 0.001 %
    Hg (Mercury)≤ 0.0001 %
    Pb (Lead)≤ 0.0002 %
    Residual solvents (Ph.Eur./USP/ICH)excluded by manufacturing process
    Loss on drying (180 °C)≤ 0.5 %
    Residues of metal catalysts or metal reagents acc. to EMEA/C HMP/SWP/4446/2000
    are not likely to be present.
    Conforms to Ph Eur, USP, E501
    Conforms to the purity criteria on food additives according to the current European Commission Regulation.


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