8.11 Sampling reagent, 0.1 N NaOH. Dissolve 4.0 grams of NaOH in reagent water and dilute to a final volume of 1L. Store in a glass bottle with Teflon ®-lined cap. 8.12 Sulfuric acid, 5% v/v. Slowly add 5 mL of concentrated sulfuric acid to 9S mL of reagent water.
Glassware Sampling Reagent Bottle Laboratory MBL
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