Astm D 3639 – 92 (Reapproved 2002) pdf free download

Standard Test Method for
Classification of Asbestos by Quebec Standard Test1

This standard is issued under the fixed designation D 3639; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of the 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

1.1 This test method covers a procedure for dry classification of chrysotile asbestos fibre by length distribution.

1.2 The values stated in inch-pound units are to be regarded
as the standard. The equivalent SI units may be approximate.

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. See 7.2 for a
specific warning statement.

2. Referenced Documents

2.1 ASTM Standards:
D 2590 Test Method for Sampling Chrysotile Asbestos
D 2946 Terminology for Asbestos and Asbestos–Cement
D 2987 Test Method for Moisture Content of Asbestos
D 3879 Test Method for Sampling Amphibole Asbestos2
E 11 Specification for Wire-Cloth and Sieves for Testing
E 177 Practice for Use of the Terms Precision and Bias in
ASTM Test Methods3

2.2 Quebec Asbestos Mining Association Documents:
Quebec Standard Classification of Chrysotile Asbestos
Specifications and Drawings for Quebec Standard Asbestos
Testing Machine Model No. 24

3. Terminology

3.1 Definitions:

3.1.1 Refer to Terminology D 2946 and the Terminology

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