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21-03-2018
Chemistry

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How many times should you rinse a pipet before transferring liquid? 2- once with tap water and once with deionized water?

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21-03-2018

You need to rinse a few times with clean water to dilute and rinse out whatever was in there previously. Then rinse with the solution to be pipetted to rinse out the water and to ensure the solution sits level in the pipette.

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