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  1. Bas Sarkin

    What is the best vessel/seal to extract in?

    What is the best vessel/seal to extract in? There are three versions: 1) first acid, then base. Includes some kind off naphtha. 2) direct base. Includes naphtha. 3) naphtha only, for things like re-x The ones I used where PET plastic, soda-lime (normal) glass, borosilicate (Pyrex) glass...
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