(Ethylenedinitrilo)tetraacetic acid tetrasodium salt (EDTA 4NA)

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Purity: 99
Payment Terms : L/C|T/T

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Ethylenediaminetetraaceticacidtetrasodiumsalt(EDTAtetrasodiumsalt) Name:EDTA4Na MF:C10H14N2Na4O8·4H2O Weight:452 Te…

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Ethylenediaminetetraacetic acid tetrasodium salt (EDTA tetrasodium salt)
Name: EDTA4Na
MF: C10H14N2Na4O8 · 4H2O
Weight: 452
Technical indicators:

Project
  Index

Content
  ≥ 99.0%

Chelation value PH = 11
  215MgCaCO3 / g

PH value (5% aqueous solution)
  10.5-11.5

Heavy metals (in Pb4)% ≤
  0.002

Iron (Fe)% ≤
  0.001

Chelation value MgCaCO3 / g
  ≥ 230

An aqueous solution of 2%
  Colorless, transparent

Storage period of 25 ℃
  Long-term storage

Properties:
White crystalline powder containing four crystal water, soluble in water, aqueous solution is alkaline, slightly soluble in ethanol and other organic solvents, high temperatures may lose some or all of the water of crystallization.