ASTM C1120 C1120M-1998(2011)e1 Standard Test Method for Wash Test of Asbestos《石棉清洗标准试验方法》.pdf

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1、Designation: C1120/C1120M 98 (Reapproved 2011)1Standard Test Method forWash Test of Asbestos1This standard is issued under the fixed designation C1120/C1120M; the number immediately following the designation indicates the yearof original adoption or, in the case of revision, the year of last revisio

2、n. A number in parentheses indicates the year of last reapproval.A superscript epsilon () indicates an editorial change since the last revision or reapproval.1NOTEUnits information was editorially corrected in January 2012.1. Scope1.1 This test method covers the procedure for determiningthe fines co

3、ntent of asbestos fibers by washing with water on aspecified sieve.1.2 The values stated in either SI units or inch-pound unitsare to be regarded separately as standard. The values stated ineach system may not be exact equivalents; therefore, eachsystem shall be used independently of the other. Comb

4、iningvalues from the two systems may result in non-conformancewith the standard.1.3 WarningBreathing of asbestos dust is hazardous.Asbestos and asbestos products present demonstrated healthrisks for users and for those with whom they come into contact.In addition to other precautions, when working w

5、ith asbestos-cement products, minimize the dust that results. For informa-tion on the safe use of chrysoltile asbestos, refer to “Safe Useof Chrysotile Asbestos: A Manual on Preventive and ControlMeasures.”21.4 This standard does not purport to address all of thesafety concerns, if any, associated w

6、ith its use. It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use. For a specifichazards warning, see 1.3.2. Referenced Documents2.1 ASTM Standards:3C430 Test Method for Fine

7、ness of Hydraulic Cement by the45-m (No. 325) SieveC1121 Test Method for Turner and Newall (T and N)Wet-Length Classification of AsbestosD2589 Test Method for McNett Wet Classification of DualAsbestos FiberD2590 Test Method for Sampling Chrysotile AsbestosD2946 Terminology for Asbestos and AsbestosC

8、ementProductsD3639 Test Method for Classification of Asbestos by Que-bec Standard TestD3879 Test Method for Sampling Amphibole Asbestos4E11 Specification for Woven Wire Test Sieve Cloth and TestSievesE177 Practice for Use of the Terms Precision and Bias inASTM Test Methods2.2 QAMA Document:C-5 Metho

9、d for T fines content; wash test; wet sievingASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, an

10、d the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revisi

11、on of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you sh

12、ouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obt

13、ained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org). Permission rights to photocopy the standard may also be secured from the ASTM website (www.astm.org/COPYRIGHT/).C1120/C1120M 98 (2011)13