back titration : A technique in volumetric analysis in which a known excess amount of a reagent is added to the solution to be estimated. The unreacted amount of the added reagent is then determined by titration, allowing the amount of substance in the original test solution to be calculated. بوسترات (لوحات) كيميائية بدقة عالية (أكثر من 25 لوحة) …
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