If stock Na concentration is 100 ppm. For preparation of 40 ppm concentration and final volume 50 ml; how much stock solution need to be added in distilled water?
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stock Na concentration is 100 ppm. For preparation of 40 ppm concentration and final volume 50 ml; how much stock...
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Cole-Parmer Chloride Standard, 100 ppm Cl-1. To prepare this solution from your own laboratory stock, add 0.165 grams of reagent-grade sodium chloride, NaCl, to a one liter volumetric flask about half-full of distilled water. Swirl the flask to dissolve the solid.
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