Glassware Bioscience, Equipment Unit 8/29/2015Property of CTE Joint Venture.
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Transcript of Glassware Bioscience, Equipment Unit 8/29/2015Property of CTE Joint Venture.
BellworkBellworkYou need to make a cake for your
friend’s birthday. What pans or bowls will you use to make the cake? Why did you select those particular pans or bowls?
04/19/23 Property of CTE Joint Venture
PurposePurposeIn order to accurately complete
any of the labs in this class you will need to be able to select appropriate glassware based on the volume of liquid you will be using or mixing.
04/19/23 Property of CTE Joint Venture
ObjectivesObjectives
Identify laboratory glasswareSelect appropriate glasswareUse laboratory glasswareMaintain control inventory for
glassware
04/19/23 Property of CTE Joint Venture
TerminologyTerminologyGraduated CylindersVolumetric FlasksMeasuring pipettesBeakersErlenmeyer FlasksPasteur pipettes
04/19/23 Property of CTE Joint Venture
PredictPredict
PROPERTY OF PIMA COUNTY JTED, 2010 6
Why would you Why would you not want to use a not want to use a bucket to measure bucket to measure
a cup of water?a cup of water?
Be prepared to Be prepared to shareshare
04/19/23 Property of CTE Joint Venture
Graduate cylinderGraduate cylinderDescription: a narrow cylinder
shaped piece of equipment with incremental measurements.
Types: 10ml, 25ml 50ml, 250ml, 500ml, 1000mlUsed to: measure used to measure in the range of 10-2000ml
04/19/23 Property of CTE Joint Venture
7yoy.8o4.zirveiletisim.net - image source
Volumetric FlaskVolumetric FlaskDescription: Have a round base
and narrow neck. Calibrated with more accuracy than a graduated cylinder
Types: 100ml, 250ml, 500ml, 1000ml Used to: measure a set Volume very accurately
04/19/23 Property of CTE Joint Venture
http://www.myenvirolab.com/products.asp?prodtype=30- image source
Measuring PipettesMeasuring PipettesDescription: long narrow glass
pipette. Incremental measurements
Common Types:1ml, 10ml, 25 mlUsed to: measure volumes between
1-25 ml
04/19/23 Property of CTE Joint Venture
Page: http://www.proscitech.com.au/cataloguex/online.asp?page=l4
BeakersBeakersDescription:Types:Used to:
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www.labsafety.com- image source
Erlenmeyer FlaskErlenmeyer FlaskDescription: Glassware with a cone base
shape and a narrow openingCommon Types: 25ml, 50ml, 100ml,
250ml, 1000mlUsed to: Not as accurate at the
graduated cylinders and volumetric flasks. These should not be used when accurate measurements are needed
04/19/23 Property of CTE Joint Venture
http://qwickstep.com/search/buy-erlenmeyer-flask.html- image source
Pasteur PipettePasteur PipetteDescription: Similar to an eye
dropperCommon Types: glass, disposable.
1ml, 0.5 ml, 2ml, 3mlUsed to: Transfer small volumes of
liquid. They are used to dispense liquid, but not to measure exact volumes.
04/19/23 Property of CTE Joint Venture
http://www.appletonwoods.co.uk/acatalog/Plastic_Pasteur_Pipette.html
Equipment LogEquipment LogIn each lab table there is a log of
all equipment. If glassware breaks note the date
of the incident in the appropriate column.
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Equipment Date of use
Date of breakage
50ml beaker