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SZSE：002741
Chemical Reagents
Ethylenediamine tetraacetic acid disodium saltCOA Report
  • CAS No.：6381-92-6
  • Molecular weight：372.24
  • Molecular formula：C10H14N2O8Na2·2H2O
  • EC No.：239-802-2
  • HS-No：22924985
Information
Specification category：
Product No. Product name specifications
1.01681.040 Ethylenediamine tetraacetic acid disodium salt AR250g
1.01681.050 Ethylenediamine tetraacetic acid disodium salt CP250g
1.01681.060 Ethylenediamine tetraacetic acid disodium salt AR1kg/Sack
1.01681.070 Ethylenediamine tetraacetic acid disodium salt CP1kg/Sack
1.01681.080 Ethylenediamine tetraacetic acid disodium salt CP20kg/drum
1.01681.090 Ethylenediamine tetraacetic acid disodium salt AR25kg/drum
1.01681.100 Ethylenediamine tetraacetic acid disodium salt Spec250g
1.01681.120 Ethylenediamine tetraacetic acid disodium salt AR500g
1.01681.140 Ethylenediamine tetraacetic acid disodium salt CP25kg/drum
1.01681.150 Ethylenediamine tetraacetic acid disodium salt Spec25kg/Sack
1.01681.210 Ethylenediamine tetraacetic acid disodium salt AR25kg/Sack
1.01681.220 Ethylenediamine tetraacetic acid disodium salt AR1kg
1.01681.230 Ethylenediamine tetraacetic acid disodium salt AR25kg/Sack
1.01681.260 Ethylenediamine tetraacetic acid disodium salt（Quality Assurance Department compound） 500mL
Characteristic： Appearance and properties: white crystal.
Melting point(℃): 248(resolve)
Concentration: sterling
Solubility: Soluble in water. Slightly soluble in ethanol.
Technical indicators：
Item AR CP
Assay(C10H14Na2N2O8?2H2O) ≥99.0% ≥98.0%
pH valuepH-value(50g/L,25℃) 4.0~5.0 4.0~5.0
Clarity of solution Pass Pass5
Chloride(Cl) ≤0.005% ≤0.02%
Sulfate(SO4) ≤0.02% ≤0.1%
Iron(Fe) ≤0.001% ≤0.005%
Heavy metals(as Pb) ≤0.001% ≤0.005%
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