Eriochrome black T (EBT) Indicator solution 0.5% (w/w) - Preparation

This video contains preparation of 0.5% (w/w) Eriochrome black T indicator solution.
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[@pradeepkumar-gy5zl]

Best sir

[@professionalwater4534]

Can you explain if we can add ethanol or isopropanol to the solution ?
Thanks.

[@klam_knooz]

why not dist water?