Drinking Water (WS) PTsOrganics - WS PTProficiency Testing

WS – PCBs #PEO-003

$68.00

A 1.5 mL concentrate in Acetone for use with Methods 505/508. Report as Decachlorobiphenyl and/or the actual Arochlor. Contains one of the following Arochlors: 1016, 1221, 1232, 1242, 1248, 1254, 1260. (Supplied in duplicate) read more

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Catalog Number:
PEO-003
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WS-137, WS-138, WS-139, WS-140

Drinking Water Chemistry WS Proficiency Study Schedule

2024 WS Drinking Water Chemistry PT Study Schedule
Study NumberStudy OpensStudy Closes
WS-137Jan. 8, 2024Feb. 21, 2024
WS-138April 3, 2024May 17, 2024
WS-139July 2, 2024Aug. 15, 2024
WS-140Oct. 15, 2024Nov. 28, 2024