Environmental Reference MaterialsOrganics - NPW PTProficiency Testing

Full Organics Set – PEO-062K

$987.00

Set includes: Volatiles, Base/Neutrals, Pesticides, Nitroaromatics/Nitramines, Herbicides, DRO, Low Level PAHs, PCB in Water, Acids, Chlordane, Toxaphene, GRO and OP Pesticides. read more

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Catalog Number:
PEO-062K
Study Number

WP-271, WP-273, WP-275, WP-278

2021 NPW Study Schedule

2021 NPW Study Schedule

Study Number Study Opens Study Closes
WP-271 Jan. 13 Feb. 26
WP-273 April 12 May 26
WP-275 July 14 Aug. 27
WP-278 Oct. 11 Nov. 24