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

NPW – Minerals #PEI-136

$89.00

A 500 mL ready-to-use sample packaged in a HDPE bottle to be analyzed for the following:    (Supplied in duplicate) read more

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Catalog Number:
PEI-136
Study Number

WP-297, WP-298, WP-299, WP-300, WP-301, WP-302, WP-303, WP-304, DMRQA-44

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

Analyte

Potassium4.0 – 40 mg/L
Sodium10 – 100 mg/L
Chloride35 – 275 mg/L
Sulfate5 – 125 mg/L
Fluoride0.4 – 4 mg/L
Total Alkalinity (CaCO3)25 – 400 mg/L
Specific Conductance(at 25C)200 – 1200 umhos/cm
Total Dissolved Solids140 – 800 mg/L

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