Why Should The Cover Of The Reagent Bottle Not Be Laid On The Table? Do not lay down the stopper of bottle. Impurities may be picked up and thus contaminate the solution when the stopper is returned. … Never pour anything back into a reagent stock bottle – take out only as much as you
Is It OK To Pour Chemicals Back Into Their Original Containers? Do not return chemicals to the original containers – To avoid contamination of chemicals, dispose of used chemicals according to your instructor’s instructions. NEVER return unused chemical to reagent bottles Can you return small excess reagent chemical solution back into the original reagent bottle?
What Is Generally The Best Approach When Liquid From A Large Reagent Bottle Is Needed? What is generally the best approach when liquid from a large reagent bottle is needed in an experiment? check and see if anyone else can use the chemical. If not, discard in the proper waste container. A student removes a