merck millipore,默克密理愽
  • merck millipore,默克密理博,105056,焦亚硫酸钾

  • merck millipore,默克密理博,105056,焦亚硫酸钾

    产品名称：焦亚硫酸钾
    产品型号：105056
    适合作为赋形剂使用 EMPROVE exp Ph Eur,NF,E 224

    merck millipore,默克密理博,105056,焦亚硫酸钾

  • 产品介绍
  • merck millipore,默克密理博,105056,焦亚硫酸钾

    重要规格表

    CAS号 EC号 Hill配方 化学配方 摩尔质量 级别值
    16731-55-8240-795-3K₂O₅S₂K₂S₂O₅222.33 g/molPh Eur,NF,E 224
    描述
    产品目录编号 105056
    同义词 Potassium metabisulfite, Potassium pyrosulfite
    产品信息
    CAS号 16731-55-8
    EC号 240-795-3
    级别 Ph Eur,NF,E 224
    Hill配方 K₂O₅S₂
    化学配方 K₂S₂O₅
    Molar Mass 222.33 g/mol
    HS代码 2832 20 00
    理化信息
    熔点 150 °C (分解)
    pH值 3.0 - 4.5 (50 g/l, H₂O, 20 °C)
    容积密度 1000 - 1300 kg/m³
    溶解度 450 g/l (20 °C)
    毒性学信息
    LD 50口服 LD50 Rat 2300 mg/kg
    GHS安全信息
    危害性图示

    危害性声明 H318: 造成严重眼损伤。
    H335: 可能造成呼吸道刺激。
    EUH031: 接触酸后即释放出毒气。
    注意事项声明 P280: 戴防护眼罩。
    P304 + P340: 如误吸入：将患者转移到空气新鲜处，保持呼吸舒适的休息姿势。
    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。
    P313: 求医/就诊。
    提示语 危险
    RTECS TT4920000
    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 6
    腈类及硫醇类需要与次氯酸钠(编号:105614)溶液搅拌数小时(最好隔夜)以进行氧化反应. 任何过量的氧化剂都需要以硫代硫酸钠(编号:106513)溶液中和. 有机相: 第A类. 水相: 第D类.
    安全信息
    危害性符号 Irritant
    危险种类 ????
    R相 R 31-37-41
    Contact with acids liberates toxic gas.Irritating to respiratory system.Risk of serious damage to eyes.
    S相 S 26-39
    In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear eye/face protection.
    运输信息
    申报（铁路和陆路）ADR、RID Kein Gefahrgut
    申报（空运）IATA-DGR No Dangerous Good
    申报（海运）IMDG-代码 No Dangerous Good
    规格
    规格
    Assay (iodometric)95.0 - 101.0 %
    Assay (iodometric, SO₂)54.8 - 57.6 %
    Identitypasses test
    Appearance of solutionpasses test
    pH-value (5 %; water)3.0 - 4.5
    Chloride (Cl)≤ 0.05 %
    Heavy metals (as Pb)≤ 0.001 %
    Thiosulphate (S₂O₃)passes test
    As (Arsenic)≤ 0.0002 %
    Cu (Copper)≤ 0.0025 %
    Fe (Iron)≤ 0.0005 %
    Hg (Mercury)≤ 0.0001 %
    Pb (Lead)≤ 0.0002 %
    Se (Selenium)≤ 0.00025 %
    Zn (Zinc)≤ 0.0025 %
    Residual solvents (Ph. Eur./USP/ICH)Excluded by manufacturing process
    Residues of metal catalysts or metal reagents acc.to EMEA/CH MP/SWP/4446/2000
    are not likely to be present.
    Conforms to the purity criteria on food additives according to the current European Commission Regulation.
    conforms to Ph Eur, NF, E224

    merck millipore,默克密理博,105056,焦亚硫酸钾

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