How to determine the concentration of a root extract?

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YOGESH CHANDRA TRIPATHI

The concentration of the pigment, betalayn in the beetroot extract can be determined by HPLC or HPTLC method using standard.

Andrea Carobbi

Do you have standards to suggest me?

You may use pure compound betalayn as standard. I don't have samples of the compound. Your can inquire from suppliers of phytochemicals.

Thank you very much.