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Preparation of ammonia solution dilute (10 precent)

Measure 42.5 ml of Strong Ammonia Solution (Ammonia) and transfer slowly,  into a 100 ml volumetric flask. To the above said volumetric flask, add sufficient distilled water to mark, to dilute the Strong Ammonia Solution. Keep the lid to close the volumetric flask and shake gently to mix the solution.

https://ichapps.com/qms/view/preparation-of-ammonia-solution-dilute-10-precent

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Preparation of alcohol (95 percent)

Measure 95.0 ml of Absolute alcohol  and transfer slowly,  into a 250 ml Glass stoppered bottle. To the above said glass stoppered bottle, add 5.0 ml of distilled water. Keep the lid to close the glass stoppered bottle and shake gently to mix the solution. Transfer the prepared solution into a suitable container and label with all necessary details. 

https://ichapps.com/qms/view/preparation-of-alcohol-95-percent

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Preparation of barium chloride solution

Pour about 75 ml of Distilled water into a 250 ml capacity beaker. Weigh 10.0 grams of Barium Chloride LR and transfer slowly, into above said beaker, through it‘s side walls, while gentle mixing, by using a glass rod. Transfer prepared solution into a 100 ml volumetric flask, by using a glass funnel. Rinse the beaker and funnel with few ml of Distilled water, and allow to add into the contents of volumetric flask.

https://ichapps.com/qms/view/preparation-of-barium-chloride-solution

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Preparation of dilute hydrochloric acid

Measure 137 ml of Hydrochloric acid LR and transfer into a 250 ml capacity beaker. Pour about 200 ml of distilled water into a 500 ml capacity beaker. Transfer slowly, through sidewalls of the beaker, 137 ml of Hydrochloric acid LR, into above said beaker, while gentle mixing by using a glass rod. Transfer prepared solution into a 500 ml capacity volumetric flask by using a glass funnel.

https://ichapps.com/qms/view/preparation-of-dilute-hydrochloric-acid

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Spring Cleaning of Microbiology Lab

posted by ichappsseo 7 days ago
tags: Microbiology Spring Cleaning

Put off all the instrument and cover them with polyethylene sheet. Clean the area thoroughly including walls, ceiling, Doors and windows, light fixers with dry mop or vacuum cleaner. Start the cleaning of rooms from critical to non-critical area.

https://ichapps.com/qms/view/spring-cleaning-of-microbiology-lab

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Preparation of mercuric acetate solution 10 percent

Pour about 75 ml of Glacial Acetic Acid into a 250 ml capacity beaker. Weigh 10.0 grams of Mercuric Acetate LR and transfer slowly, into above said beaker, through it‘s sidewalls, while gentle mixing by using a glass rod. Transfer prepared solution into a 100 ml volumetric flask, by using a glass funnel.

https://ichapps.com/qms/view/preparation-of-mercuric-acetate-solution-10-percent

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