Each test includes all analytes required by the TNI Non-Potable Water (NPW) fields of testing
ISO 17043 accredited
Eight studies per year without order deadlines
Supplied in duplicate for convenience and value
Two 21-mL concentrate set for analysis trace metals
Each ampule produces 2 L of sample
More About this Item
Use the NSI proficiency testing (PT) studies to help improve quality and comply with regulations. There are no limits on the number of analysts or number of methods that you may report. Receive your final reports within 21 days of the study close date.
These environmental chemistry wastewater proficiency tests are designed for identification of target chemicals in wastewater.
If you have an immediate need for proficiency test results, PT Express™, our on-demand proficiency testing is available year-round. Call us at 1-800-234-7387 to place your order.
For determination of the following elements: Aluminum: 200 to 4000 µg/L Antimony: 90 to 900 µg/L Arsenic: 90 to 900 µg/L Barium: 100 to 2500 µg/L Beryllium: 50 to 500 µg/L Boron: 800 to 2000 µg/L Cadmium: 100 to 1000 µg/L Chromium: 100 to 1000 µg/L Cobalt: 100 to 1000 µg/L Copper: 100 to 1000 µg/L Iron: 200 to 4000 µg/L Lead: 100 to 1500 µg/L Lithium: 50 to 500 µg/L Manganese: 200 to 2000 µg/L Molybdenum: 60 to 600 µg/L Nickel: 200 to 2000 µg/L Selenium: 100 to 1000 µg/L Silver: 100 to 1000 µg/L Strontium: 50 to 500 µg/L Thallium: 80 to 800 µg/L Tin: 200 to 2000 µg/L Titanium: 60 to 300 µg/L Vanadium: 50 to 2000 µg/L Zinc: 300 to 2000 µg/L
Lead time specified is for studies that have already opened. The lead time for studies that have not yet opened will be applicable once the study opens. To view study numbers and corresponding study dates, please see the 2024 Proficiency Testing Study Schedule linked under the Resources section below.
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