Complex Nutrients - Whole Volume - WP
SIAL/PE3051 - Proficiency Testing Material
Product Type: Chemical
application(s) | environmental |
concentration | in water |
format | matrix material |
packaging | bottle of 1 × 500 mL |
Quality Level | 100 ![]() |
storage temp. | 2-8°C |
Application: | Complex Nutrients - Whole Volume - WP is a non-potable water (NPW) PT standard, suitable for testing complex nutrients in water pollution/wastewater samples. Have any questions? Explore our FAQs ![]() For more information on this product, please contact our PT Service Team ![]() |
Features and Benefits: | We have a vast portfolio of environmental PT schemes with "fit-for-purpose" samples to help you meet the needs of the laboratory. Our proficiency testing (PT) program is a benchmark to: • provide staff with an insight into their laboratory′s performance, to verify the accuracy and reliability of their testing process • provide a comparison of performance with that of other laboratories, nationally and internationally • test and educate staff, provide a better understanding of the impact of incorrect results and identify areas where there may be problems • provide an independent evaluation of laboratory performance • demonstrate to clients, colleagues and accreditation bodies that there is a commitment to quality |
General description: | Complex Nutrients - Whole Volume - WP proficiency testing material is produced in accordance with ISO/IEC 17043:2010. Also referred to as non-Potable Water or Water Pollution sample, this sample is manufactured according to TNI requirements. However, please note, this sample may include non-TNI analytes as well. The higher criteria from the TNI tables mimic the levels common to wastewater samples. Supelco® is a global proficiency testing (PT) provider that manufactures best-in-class environmental and pharmaceutical PT products. Most water PT samples are available as concentrates or ready-to-use volumes giving the end-user flexibility in selecting samples that will fit their exact needs. Our WP program is designed to meet the quality assurance requirements in compliance with Discharge Monitoring Report - Quality Assurance Program (DMR-QA), thereby ensuring the analytical competence of your laboratory. Type of PT Scheme: Water Analysis - Water Pollution (WP) Matrix: Water Pollution/Wastewater Analyte/s: Values of analytes vary lot to lot. All information regarding the use of Complex Nutrients - Whole Volume - WP proficiency testing standard can be found in the reporting packet which will be available to download at PT Portal ![]() |
Legal Information: | Supelco is a registered trademark of Merck KGaA, Darmstadt, Germany |
Other Notes: | Are you new to Supelco® Proficiency Testing? Be sure to register your account details ![]() This will provide access to data entry, reporting packets and final reports. Registrations will be approved shortly after your order is placed. For further questions, write to us at ptservice@milliporesigma. When placing your order online, please indicate your study preference under the ′your reference′ column. Available studies can be viewed at the bottom of the page. Click here ![]() Proficiency testing samples are presented as single blind. No values for the samples are released until the testing period concludes. Proficiency Testing Schedule (2022-2023) Wastewater WP22-2 March 23 - May 6, 2022 WP23-2 March 22 – May 5, 2023 DMR-QA (US customers only) DMR-QA 43 2023 Dates TBD Quick-Turn Study (on demand proficiency test that is offereddepending on lot availability) |
Preparation Note: | Description • The sample is now ready for immediate analysis. • If a solution is not to be analyzed within two days after preparation, preserve a sample aliquot with 0.2 mL of concentrated sulfuric acid per 100 mL of sample (pH<2) and store at 4 °C until just before analysis. • Analyze the preserved sample as soon as possible within the maximum 28-day holding time. |
Storage and Stability: | Please refer to sample label for expiration date, specific storage temperature, and specific storage conditions. |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 3 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Storage Temp. | 2-8°C |
UNSPSC | 41116107 |
Components | Kjeldahl Nitrogen, Total (TKN) 3-35 mg/L; Phosphorus as P, Total .5-10 mg/L |