Inorganics - WS PTProficiency Testing

WS – Inorganic Disinfection By-Products #PEI-017

Customer will receive two separate solutions, in concentrated form, labeled as PEI-017-1 and PEI-017-2. Each 5mL solution produces 2 liters of prepared sample. Customer instructions for preparation will be provided with the samples. read more

This product is available for purchase on our new website at zeptometrix.com.

Order online today or call our team at +1.800.274.5487.
Catalog Number:
PEI-017
Choose Study

WS-137, WS-138, WS-139, WS-140

Drinking Water Chemistry WS Proficiency Study Schedule

2024 WS Drinking Water Chemistry PT Study Schedule
Study Number Study Opens Study Closes
WS-137 Jan. 8, 2024 Feb. 21, 2024
WS-138 April 3, 2024 May 17, 2024
WS-139 July 2, 2024 Aug. 15, 2024
WS-140 Oct. 15, 2024 Nov. 28, 2024

Analyte

Bromate 7.00-50.0 ug/L
Bromide 50.0-300 ug/L
Chlorate 60.0-180 ug/L
Chlorite 100-1000 ug/L
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