EDTA Zinc
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Scavenging metal ions: in biochemistry and molecular biology, ion depletion is commonly used to inactivate metal-dependent enzymes which could damage DNA or proteins
Complexometric titrations.
Buffer solutions.
Determination of water hardness.
EDTA may be used as a masking agent to remove a metal ion which would interfere with the analysis of a second metal ion present
An anticoagulant in medical and laboratory equipment.
A preservative (usually to enhance the action of another preservative such as benzalkonium chloride or thiomersal) in ocular preparations and eyedrops. See "les conservateurs en opthalmologie" Doctors Patrice Vo Tan & Yves lachkar, Librarie Médicale Théa.
A titrant used to determine nickel concentration in an electroless nickel plating bath.
In metallography to remove staining due to etchants. Metal oxides are removed by gently swabbing with EDTA and rinsing in water.
In cell cultures EDTA is used as a chelating agent which binds to calcium and prevents joining of cadherins between cells, preventing cell clumping. (often used in cell culture control).
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