Which acid is used for cleaning glassware in the laboratory?
Moreover, what acid is used as a glass cleaner?
Also, what is the proper procedure for cleaning glassware? The most common procedure that will be effective against most dirty glassware will be to first rinse with an organic solvent, and then second, to wash and scrub with warm, soapy water. Then the glassware needs to be rinsed with tap water, deionized water, and finally with acetone before placing on a rack to air dry.
Also to know, how do you sterilize laboratory glassware?
- Glassware Used for Organic Chemistry. Rinse the glassware with the appropriate solvent.
- Burets. Wash with hot soapy water, rinse thoroughly with tap water, then rinse 3-4 times with deionized water.
- Pipets and Volumetric Flasks. In some cases, you may need to soak the glassware overnight in soapy water.
How do you prepare chromic acid for cleaning laboratory glassware?
Chromic acid is a commonly used glassware cleaning reagent. It is prepared in a one liter container by dissolving 60 grams of potassium dichromate in approximately 150 mls of warm distilled water and then slowly adding concentrated sulfuric acid to produce a total volume of one liter Chromic Acid solution.