Environmental Reference Materials,  Inorganics - NPW PT,  Non-Potable Water (NPW) PTs,  Proficiency Testing

NPW – Sulfide #PEI-086

$78.00

A 10.5 mL concentrate for determination of Sulfide. Formulated in the NELAC range of 2.0 - 10 mg/L. Each ampule produces 2 liters of sample. (Supplied in duplicate) read more

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Catalog Number:
PEI-086
Study Number

WP-297, WP-298, WP-299, WP-300, WP-301, WP-302, WP-303, WP-304

Non-Potable Water NPW PT Study Schedule

2024 NPW PT Study Schedule
Study NumberStudy OpensStudy Closes
WP-297*Jan. 16, 2024Feb. 29, 2024
WP-298March 11, 2024April 24, 2024
WP-299*April 16, 2024May 30, 2024
WP-300May 7, 2024June 20, 2024
WP-301*July 16, 2024Aug. 29, 2024
WP-302Aug. 6, 2024Sept. 19, 2024
WP-303*Oct. 8, 2024Nov. 21, 2024
WP-304Nov. 5, 2024Dec. 19, 2024

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