Disodium EDTA 2na Tetrasodium EDTA 4na CAS 64-02-8

  Items Specification Results Purity 99.0% MIN 99.4% Appearance White Crystal Powder Pass Pb 0.001% Max Not Detective Fe 0.001% Max 0.0001 CL 0.01% Max 0.002 SO4 0.05% Max 0.01 PH(1% Solution) 10.5- 11.5 11.00 NTA % 1.0 MIN 0.2 Chelating value(mgcaco3/g) 220min 221 Conclusion:The batch tested complies with Q/24SJK01-2017   Product description EDTA Acid is calcium ion complexing agent, detergent and blood anticoagulant. In biochemical studies, it is used as a calcium chelating agent to eliminate the inhibitory effect of trace heavy metals on the enzyme catalyzed reaction. Application EDTA can form stable water soluble complex with alkali metal, rare earth element and transition metal. In addition to sodium salt, there are ammonium salts and various salts, such as iron, magnesium, calcium, copper, manganese, zinc, cobalt, aluminum and so on. Storage Be stored o…

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