Calconcarboxylic acid is a fine chemical. It is supplied by Avra synthesis pvt. Ltd. Calconcarboxylic acid is used in the complexometric titrations of calcium because it is an azo dye. At Avra Synthesis Pvt. Ltd. we have developed Calconcarboxylic acid to ease your day-to-day challenges. It is manufactured and packed under a closed, controlled and an inert environment to prevent contamination, which offers you better stability, minimal interference during analysis and high level of accuracy in your analytical results.