ASTM D 4401 : 1984 : R2002
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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Standard Practice for Collecting Benthic Macroinvertebrates With Petersen Grab Sampler (Withdrawn 2003)
Hardcopy , PDF
01-01-2003
English
31-12-2010
Important note : Users cannot be edited or removed once added to your Multi user PDF.CONTAINED IN VOL. 11.05, 2001 Gives methods for obtaining qualitative sample of macro invertebrates inhabiting sand, mud, gravel, clay, and similar substrates. Used in freshwater lakes, reservoirs, adaptable to rivers, estuaries and ocean habitats.
| Committee |
E 47
|
| DocumentType |
Standard Practice
|
| Pages |
2
|
| ProductNote |
Reconfirmed 2002
|
| PublisherName |
American Society for Testing and Materials
|
| Status |
Withdrawn
|
| SupersededBy | |
| Supersedes |
1.1 This practice covers the procedures for obtaining a qualitative sample of macroinvertebrates inhabiting sand, gravel, mud, clay, and similar substrates.
1.2 This grab sampler has limited application, and is not recommended for quantitative benthic work.
1.3 The grab must be used with due consideration of its defects when quantitative estimates are attempted.
1.4 This device is used primarily in freshwater lakes and reservoirs and is adaptable to river, estuarine, and ocean habitats.
1.5 For the advantages and disadvantages, see Guide D 4387.
1.6 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. For specific hazards, see Section 5.
| ASTM D 4387 : 2002 | Standard Guide for Selecting Grab Sampling Devices for Collecitng Benthic Macroinvertebrates (Withdrawn 2003) |
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