Funnel Vacuum Buchner
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 2000 mL FILTRATION FLASK BUCHNER FUNNEL VACUUM PUMP  US $178.25
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 500 mL FILTRATION FLASK BUCHNER FUNNEL VACUUM PUMP US $64.95
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 Chemglass 30 ml Buchner Filter Funnel 14 20 Inner Joint M Vacuum connection US $20.00
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obtaining a solid sample after a vacuum filtration?
What is the correct order of actions for obtaining a solid sample after a vacuum filtration?
[A]
1st. Release the pinch clamp on the vacuum trap
2nd. Remove the Buchner funnel from the filter flask
3rd Turn off the aspirator
[B]
1st. Release the pinch clamp on the vacuum trap
2nd.Turn off the aspirator
3rd. Remove the Buchner funnel from the filter flask
[C]
1st.Remove the Buchner funnel from the filter flask
2nd.Turn off the aspirator
3rd.Release the pinch clamp on the vacuum trap
[D]
1st. Take the two parts of the Buchner funnel apart to release the vacuum
2nd. Turn off the aspirator
3rd. Remove the filter paper from the top half of the Buchner funnel
[E]
1st.Take the filter paper out of the Buchner funnel
2nd.Release the pinch clamp on the vacuum trap
3rd.Turn off the aspirator
Both A & B would be acceptable, always break vacuum before you turn off the aspirator so water isn't drawn back into the flask.
Preparation of Soap
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