🧪 Micro Lab #4

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Last updated 11:57 PM on 6/20/26
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6 Terms

1
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In a Micropipet how much is 1uL in ml

1000ul

2
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Explain how you dilute 1 mg/ml Methylene blue solution by a 1:20 dilution in a 10 ml final volume. Also, what is the final concentration of Methylene blue after the dilution?
provide the stock, dilvent, final concentration

stoc= fina v/ dilution (0.5)
dilvent: final v - stock (9.5)
final conce: starting conc/: (0.05)

3
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what size can they go up to?
P20:
P200:
P1000:

0.5-20ul
20-200ul
200-1000ul

4
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<p>fill the following </p>

fill the following

1.5, 20, 200
15, 200, 1000

5
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why do we need too read the absorbance immediately?

prevent change in concentration

6
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why do we use a new pippet?

prevent contamination and prevent change in concentration