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Use and Care of
labwares
By:
Suma Hassan Saeed, Shira Mohamed ,Mohamed Saahil Ali, Inaan Hassan, Fathimath Rifdhaa, Mohamed
Saajidh, Thaara Adam,
What are labwares?
Types of LABWARES:
•Plastic ware
•Glass ware
LABWARE’S
Beakers
Bottles
Funnels
Slide
Flasks
Test
tubes
Advantages & Disadvantages of Glass ware
Advantages
• High resistance to heat
• Can be recycled
• Easier to sterilize
• More accurate readings
• Better chemical resistance against
acids and alkaline solutions
Disadvantages
• Fragile
• Not disposable
• Cannot be used to handle
hydrofluoric acid
• Chance of contamination
Advantages & Disadvantages of Plastic ware
Advantages
• Light weight & easy to handle
• Reusable & can be autoclaved
• Cost-effective
• Convenient
Disadvantages
• Low resistance to heat
• Poor clarity
• Inaccurate results
Precautions
•All glassware must be handled and inspected carefully for cracks and contamination before use
•Broken and other waste glass should be discarded in a container specially marked to indicate its
contents
•Heat or rapid temperature changes should be applied only to “Borosilicate glassware”
•Wear safety glasses, labcoat & gloves
•Glassware should be vented when heating to avoid overpressurization and possible explosion
•Flasks & beakers should be placed on gauze mat when they are heated over a Bunsen flame
Cleaning Techniques
•Rinse glassware briefly with an organic solvent such as acetone or ethanol
•Use warm tap water

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Use and Care of labwares.pptx

  • 1. Use and Care of labwares By: Suma Hassan Saeed, Shira Mohamed ,Mohamed Saahil Ali, Inaan Hassan, Fathimath Rifdhaa, Mohamed Saajidh, Thaara Adam,
  • 2. What are labwares? Types of LABWARES: •Plastic ware •Glass ware LABWARE’S Beakers Bottles Funnels Slide Flasks Test tubes
  • 3. Advantages & Disadvantages of Glass ware Advantages • High resistance to heat • Can be recycled • Easier to sterilize • More accurate readings • Better chemical resistance against acids and alkaline solutions Disadvantages • Fragile • Not disposable • Cannot be used to handle hydrofluoric acid • Chance of contamination
  • 4. Advantages & Disadvantages of Plastic ware Advantages • Light weight & easy to handle • Reusable & can be autoclaved • Cost-effective • Convenient Disadvantages • Low resistance to heat • Poor clarity • Inaccurate results
  • 5. Precautions •All glassware must be handled and inspected carefully for cracks and contamination before use •Broken and other waste glass should be discarded in a container specially marked to indicate its contents •Heat or rapid temperature changes should be applied only to “Borosilicate glassware” •Wear safety glasses, labcoat & gloves •Glassware should be vented when heating to avoid overpressurization and possible explosion •Flasks & beakers should be placed on gauze mat when they are heated over a Bunsen flame
  • 6. Cleaning Techniques •Rinse glassware briefly with an organic solvent such as acetone or ethanol •Use warm tap water