Description
Eriochrome® Black T is used as an indicator for complexometric titrations. It functions as an acid-base indicator. Eriochrome® Black T forms complex with Ca2+ and Mg2+, but it binds more strongly to Mg2+ ions. Eriochrome® Black T is a hydroxyl-arylazo dye and is generally supplied as a monosodium salt.
Technical Bulletin
Label
LABEL PROPERTY