Micromeritics FLEX Series Pre-Installation Instructions page 22

2 Pre-installation Instructions
L E
ABORATORY
L N
IQUID ITROGEN
Ensure liquid nitrogen is available in sufficient quantities. A minimum of 10 liters is required for
starting an analysis.
For installation, there must be an adequate supply of liquid nitrogen.
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Do not use liquid nitrogen that is either blue (a sign of oxygen contamination) or not clear.
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A E
NALYSIS QUIPMENT AND
Since the analysis results are expressed in units of surface area per gram of sample, the true
mass of the sample must be known. This requires an analytical balance with the capability of 100
grams measurement and 0.1 mg readability.
In order to obtain accurate analysis results, the sample tubes must be clean. The following items
are suggested for cleaning sample tubes:
Alconox or similar laboratory detergent
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Balance for weighing sample
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Brush
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Clean, dry compressed air or dry nitrogen
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Drying oven
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2 - 10
S
QUIPMENT AND
S
UPPLIES
Flex Series Pre-installation Instructions and Checklist
UPPLIES
Isopropyl alcohol
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Sink
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Small plastic tub for detergent solution
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Ultrasonic bath
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350-42870-01 (Rev H) — Apr 2021