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You are preparing to use the ultrasonic cleaner and are preparing the cleaning chemicals required. 

You look at the side of the container of the cleaning solution and read the label:

 

Directions for use:
Manual cleaning

Use in warm water.
Remove soil and debris under running water.
Use 5ml per litre of water.
Clean equipment, instruments or lab equipment.
Dispose of unused solution after 24 hours. 

Ultrasonic cleaning

Use in warm water.
Remove larger debris under running water.
Fill the tank of the ultrasonic cleaner with water.
Use 8ml per litre of water.
Clean equipment, instruments or lab equipment as per ultrasonic manufacturer’s instructions.
Dispose of unused solution after 24 hours.

Hard surface cleaning

Use in warm water.
Ensure that mildly alkaline detergents are suitable for the surface being cleaned.
Use 4ml per litre of water.
Clean equipment, instruments or lab equipment.
Dispose of unused solution after 24 hours.

 

The ultrasonic cleaner you are using holds 11L.

 

 

 

Tasks

Task 4.1
How many millilitres of cleaning chemicals are needed for the ultrasonic cleaner?
 
SCIENCE
HEALTH SCIENCE
NURSING
MY E-CAMPU HLT35021 C

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