EGTA A metal chelating agent specific for calcium ions. Commonly used in tissue culture media and biological buffers. Specifications:Also known as Ethyleneglycol bis (2-Aminoethyl ether)-N,N,N',N' tetraacetic acidUltra Pure GradeDNAse (exonuclease), NICKase (endonuclease), RNAse, and protease, none detectedAppearance: SolidBoiling Point : 678.02 °C at 760 mmHg (Predicted)Density : 1.43 g/cm3 (Predicted)Melting Point: 241 °C (dec.)RTECS Number: AH3760000