C10H14N2Na2O8.H2O
AR 250g
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http://www.vietnamchemtech.com.vn/chitietSP.asp?id_pro=97
Ethylenediamine tetraacetic acid disodium salt
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C10H14Na2N2O8.2H2O
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Ethylenedinitrilotetraacetic acid disodium salt dihydrate
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CAS-No. 6381-92-6 EC-No. 205-358-3 HS-No. 2921290090
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M = 372.24 g/mol Melting point 255 °Cdecomposes
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Ethylenediaminetetraacetic acid disodium salt AR
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Specification GB/T 1401-1998
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Assay
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>=99.0%
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pH-value(50 g/L,25 °C)
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4.0~5.0
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Clarity of solution
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Pass
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Chloride(Cl)
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<=0.005%
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Sulfate(SO4)
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<=0.02%
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Iron(Fe)
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<=0.001%
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Heavy metals(as Pb)
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<=0.001%
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