Environmental Reference Materials,  Organics - Soil PT,  Proficiency Testing,  Soil PTs

Toxaphene in Soil #SPEO-004

A 30 gram sample supplied ready to use. Designed for use with EPA Method 8081. Formulated in the NELAC required range. Supplied in duplicate. read more

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Catalog Number:
SPEO-004
Choose Study

SM-140, SM-141, SM-142, SM-143

Soil Proficiency Test Schedule

2024 SM Soil PT Study Schedule
Study Number Study Opens Study Closes
SM-140 Feb. 6, 2024 March 21, 2024
SM-141 March 26, 2024 May 9, 2024
SM-142 Aug. 20, 2024 Oct. 3, 2024
SM-143 Oct. 21, 2024 Dec. 4, 2024

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