Environmental Reference MaterialsInorganics - Soil PTProficiency TestingSoil PTs

Full NELAC Set – SPEO-015K

Set includes: Semivolatiles, Chlordane, Corrosivity, Flash Point, PCBs, Toxaphene, Anions, Nutrients Organophosphorus Pesticides, Pesticides, Hexavalent Chromium, Cyanide, Acid Herbicides, Trace Metals, Low Level PAHs, Nitroaromatics, VOCs in Soil Mid Level and VOCs in Soil Low Level. read more

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Catalog Number:
Study Number

SM-123, SM-124, SM-125, SM-126, SM-127, All

2019/2020 Soil Study Schedule

2019/2020 Soil Study Schedule

Study Number Study Opens Study Closes
SM-123 Oct. 22 Dec. 5, 2019
SM-124 Feb. 5 March 20, 2020
SM-125 April 22 June 5, 2020
SM-126 Aug. 19 Oct. 2, 2020
SM-127 Oct. 21 Dec. 4, 2020