Which solvent grades are qualified for plants extraction and lab preparative column chromatography for separation, fractionation and isolation?

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Alessandro Venditti

RPE grade solvents are suitable for these purposes. Instead, if you would use HPLC and Mass Spectrometry you should prefer HPLC or RS grade for the used solvents.

Simone Grecco

Analytical grade is enough.

Ruchi Singh

I do think analytical grade is enough for extraction and column chromatography but you should use HPLC grade for HPLC and Mass Spectrometry.