merck millipore,默克密理愽
  • merck millipore,默克密理博,106357,焦亚硫酸钠

  • merck millipore,默克密理博,106357,焦亚硫酸钠

    产品名称：焦亚硫酸钠
    产品型号：106357
    (偏亚硫酸氢钠) 适合用作赋形剂 EMPROVE exp Ph Eur,BP,JP,NF,E 223

    merck millipore,默克密理博,106357,焦亚硫酸钠

  • 产品介绍
  • merck millipore,默克密理博,106357,焦亚硫酸钠

    重要规格表

    CAS号 EC号 Hill配方 摩尔质量 级别值
    7681-57-4231-673-0Na₂O₅S₂190.11 g/molPh Eur,BP,JP,NF,E 223
    描述
    产品目录编号 106357
    同义词 Sodium metabisulfite, Sodium pyrosulfite, Disulfite, Pyrosulfite
    产品信息
    CAS号 7681-57-4
    EC索引编号 016-063-00-2
    EC号 231-673-0
    级别 Ph Eur,BP,JP,NF,E 223
    Hill配方 Na₂O₅S₂
    Molar Mass 190.11 g/mol
    HS代码 2832 10 00
    理化信息
    密度 2.36 g/cm³ (20 °C)
    熔点 150 °C (分解)
    pH值 3.5 - 5 (50 g/l, H₂O, 20 °C)
    容积密度 1000 - 1200 kg/m³
    溶解度 650 g/l (20 °C)
    毒性学信息
    LD 50口服 LD50 Rat 1540 mg/kg
    LD 50皮下注射 LD50 Rat > 2000 mg/kg
    GHS安全信息
    危害性图示

    危害性声明 H302: 吞咽有害。
    H318: 造成严重眼损伤。
    EUH031: 接触酸后即释放出毒气。
    注意事项声明 P280: 戴防护眼罩。
    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 UX8225000
    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 Harmful
    危险种类 ???, ????
    R相 R 22-31-41
    Harmful if swallowed.Contact with acids liberates toxic gas.Risk of serious damage to eyes.
    S相 S 26-39-46
    In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear eye/face protection.If swallowed, seek medical advice immediately and show this container or label.
    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)97.0 - 100.0 %
    Assay (iodometric, SO₂)65.4 - 67.4 %
    Identitypasses test
    Appearance of solutionpasses test
    pH-value (5 %; water)3.5 - 5.0
    Chloride (Cl)≤ 0.01 %
    Heavy metals (as Pb)≤ 0.001 %
    Thiosulfate (S₂O₃)≤ 0.05 %
    As (Arsenic)≤ 0.0002 %
    Fe (Iron)≤ 0.0005 %
    Hg (Mercury)≤ 0.0001 %
    Pb (Lead)≤ 0.0002 %
    Se (Selenium)≤ 0.0003 %
    Residual solvents (Ph.Eur./USP/ICH)excluded by the 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, BP, JP, NF, E223

    merck millipore,默克密理博,106357,焦亚硫酸钠

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