Standard Practice for Flow Rate for Calibration of Personal Sampling Pumps

SCOPE
1.1 This practice describes the calibration of sampling pumps commonly used for monitoring personal exposure to hazardous compounds in the work place.
1.2 This practice includes procedures for describing primary and secondary calibration techniques.
1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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Historical
Publication Date
09-Sep-1997
Technical Committee
Current Stage
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ASTM D5337-97 - Standard Practice for Flow Rate for Calibration of Personal Sampling Pumps
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation:D5337–97
Standard Practice for
1
Flow Rate Calibration of Personal Sampling Pumps
This standard is issued under the fixed designation D 5337; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope 5. Significance and Use
1.1 This practice describes the calibration of sampling 5.1 Most methods require the use of a personal sampling
pumpscommonlyusedformonitoringpersonalexposureinthe pump to collect air volumes at typical workplace sampling
work place. ratesspecifiedbyaparticularprocedure.Theprecisionandbias
1.2 Thispracticeincludesproceduresfordescribingprimary of these methods are directly affected by the precision and bias
and secondary calibration techniques. of the pumps used to measure the air volume.
1.3 This standard does not purport to address all of the
6. Apparatus
safety concerns, if any, associated with its use. It is the
6.1 Burets, 1-L (for high flow) and 100-mL or 10 mL (for
responsibility of the user of this standard to establish appro-
priate safety and health practices and determine the applica- low flow).
6.2 Manometer.
bility of regulatory limitations prior to use.
6.3 Precision Rotameter.
2. Referenced Documents
6.4 Stop Watch.
2.1 ASTM Standards: 6.5 Electronic Flowmeter (alternate), should be properly
D 1356 Terminology Relating to Sampling and Analysis of calibrated (see 7.3).
2
Atmospheres
7. Procedure
2.2 NIOSH and OSHA Documents:
7.1 Calibrate the personal sampling pumps before and
HSM-99-71-31 Personal Sampling Pump for Charcoal
3
Tubes; Final Report measure after each day’s sampling.
4
7.2 Bubble Meter Method:
NIOSH Manual of Analytical Methods
5
OSHA Analytical Methods Manual 7.2.1 Allow the pump to run five minutes prior to calibra-
tion to stabilize pump.
3. Terminology
7.2.2 Connect pump to an appropriate sampling train. Sam-
3.1 For definitions of terms used in this practice, refer to pling trains identical to that used in sampling for sorbent tubes,
Terminology D 1356. filter cassettes, and cyclones are shown in Figs. 1-3.
7.2.3 Check all connections to insure their integrity.
4. Summary of Practice
7.2.4 Wet the inside surface of the 1-L buret with the soap
4.1 A bubble tube meter is used for primary calibration of
solution (use a 100-mL buret for low flow pumps).
personalsamplingpumps.Thepracticeisapplicabletosystems 7.2.5 Turn on the pump and momentarily submerge the
using sampling devices. Provisions are made for both manual
opening of the buret into the soap solution to form a bubble.
and automated bubble meters. 7.2.6 With a stop watch, time the travel of a single film from
4.2 Secondary calibration procedures for field applications
the zero mark to the calibrated volume mark. Note the time and
are also included in the practice (see 7.3). repeat this procedure at least three times.
7.2.7 Calculate the flow rate using the formula:
Volume ~L!
1
This practice is under the jurisdiction of ASTM Committee D-22 on Sampling
Flow Rate ~L/min!5 (1)
Time ~min!
and Analysis of Atmospheres and is the direct responsibility of Subcommittee
D22.04 on Analysis of Workplace Atmospheres.
7.2.8 If using a pump equipped with a rotameter, record the
Current edition approved Sept. 10, 1997. Published December, 1997. Originally
position of center of the float that correspond
...

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