Work Item
ASTM WK95352
Revision of D4840-99(2018)e1 Standard Guide for Sample Chain-of-Custody Procedures
Rationale
Periodic review
Work Item Status
Date Initiated: 06-21-2025
Technical Contact: Donivan Porterfield
ASTM WK95352
Periodic review
Date Initiated: 06-21-2025
Technical Contact: Donivan Porterfield