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EDTA Disodium (EDTA-2Na) |139-33-3

EDTA Disodium (EDTA-2Na) |139-33-3


  • Aha ngwaahịa:EDTA Disodium (EDTA-2Na)
  • Ụdị:Ndị ọzọ
  • Nọmba CAS:139-33-3
  • EINECS NO.:205-358-3
  • Qty na 20'FCL:225MT
  • Min.Nye iwu:500KG
  • Nkwakọ ngwaahịa:25kg / akpa
  • Nkọwa ngwaahịa

    Mkpado ngwaahịa

    Nkọwa ngwaahịa

    Ethylenediaminetetraacetic acid, nke anakọtara n'ọtụtụ ebe dị ka EDTA, bụ aminopolycarboxylic acid na enweghị agba, mmiri siri ike soluble.A na-akpọ ntọala conjugate ya ethylenediaminetetraacetate.A na-ejikarị ya agbaze limescale.Ọ bara uru na-ebilite n'ihi ọrụ ya dị ka hexadentate ("eze isii") ligand na onye na-ahụ maka chelating, ya bụ ikike ya "sequester" metal ion dị ka Ca2+ na Fe3+.Mgbe ejiri EDTA kechie ya, ion metal na-anọgide na ngwọta mana ọ na-egosipụta mmeghachi omume na-ebelata.A na-emepụta EDTA dị ka ọtụtụ nnu, karịsịa disodium EDTA na calcium disodium EDTA.

    Nkọwapụta

    ITEM Ọkọlọtọ
    Ọdịdị White crystalline ntụ ntụ
    njirimara Gafere ule
    Nyocha (C10H14N2Na2O8.2H2O) 99.0% ~ 101.0%
    Chloride (Cl) = <0.01%
    Sulfate (SO4) = <0.1%
    pH (1%) 4.0-5.0
    Nitrilotriacetic acid = <0.1%
    Calcium (Ca) Ihe ọjọọ
    Ferrum (Fe) = <10 mg/kg
    Ndu (Pb) = <5 mg/kg
    Arsenic (dị ka) = <3 mg/kg
    Mercury (Hg) = <1 mg/kg
    Ọla dị arọ (dị ka Pb) = <10 mg/kg

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