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Acidic solution. Handle with caution. Add the contents of one bottle to each 1000ml of solvent to form a 0.005M solution. Stir for 5 minutes and then filter through a 0.45¦Ìfilter. Do not let reagent sit static in the pump and/or column. Flush with 5 column volumes of 1:1 methanol/water before the pump is shut down.

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