ASTM D4840-99(2018)e1
- Standard Guide for Sample Chain-of-Custody Procedures
- standard by ASTM International, 08/15/2018
- Category: ASTM
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1.1 This guide contains a comprehensive discussion of potential requirements, in the analysis of water, for a sample chain-of-custody program and describes the procedures involved in sample chain-of-custody. The purpose of these procedures is to provide accountability for and documentation of sample integrity from the time samples are collected until sample disposal.
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