Sri Lanka standard general requirements for the competence of testing and calibration laboratories :  SLS ISO / IEC 17025:2018 (ISO/IEC 170225:2017), gr. NQ / 

 - Colombo :  Sri Lanka Standards Institution  2018. 
 - vi, 30 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Knowledge
<br/><br/><label>Dewey Class. No.: </label>001.405493  / SRI