Not available outside of the UK & Ireland.
Application
VOAS in Soil - Low Level - PT is a soil/hazardous waste proficiency testing material, suitable for testing volatile analytes in soil samples. Our soil PT samples behave as real samples; and, unless there is no alternative, are not simply spikes added to a blank soil. They are designed to meet the requirements of national, regional and state-specific accreditation bodies (TNI, USEPA, UKAS) for quality assurance and continuous improvement.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
VOAS in Soil - Low Level - PT proficiency testing material is produced in accordance with ISO/IEC 17043:2010. This product is produced according to TNI requirements. However, please note, this sample may include non-TNI analytes as well. The PT portfolio allows our test components to offer significant performance data to monitor and prove competency to customers, accreditation bodies or both.Supelco® is a global proficiency testing (PT) provider that manufactures best-in-class environmental and pharmaceutical PT products. We are the world leader in the manufacturing of real-world soil, sediment and sewage sludge PT products.Type of PT Scheme: Solids/Soils/Hazardous WasteMatrix: SoilAnalyte/s: Randomly contains a minimum 60% of the analytes listed. Values of analytes vary lot to lot.All information regarding the use of VOAS in Soil - Low Level - PT 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 TestingͰ Be sure to register your account details in the PT Portal before placing your order.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 [email protected] 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 to learn more about Quick-Turn Studies (on-demand proficiency tests that are offered depending on lot availability). The Quick-Turn results are released within 48-72 hours whereas scheduled study reports are released within 21 days.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)SoilsLPTP22-S2 April 6 - May 20, 2022LPTP22-S4 October 5 - November 18, 2022LPTP23-S2 April 5 – May 19, 2023LPTP23-S4 October 4 – November 17, 2023Quick-Turn Study (on demand proficiency test that is offereddepending on lot availability)
Preparation Note
DescriptionRandomly contains a minimum 60% of the analytes listed This standard consists of a 2 mL flame-sealed ampule containing the volatiles in Soil concentrate and a 30 mL ampule containing approximately 30 g of Matrix soil. The solvent for the volatiles in Soil concentrate is Methanol. This standard may not contain all the compounds listed on the Data Reporting Forms. The evaluation of results will be based on study statistics as required by TNI standards. This standard may not contain all the compounds listed on the Report Forms in accordance with TNI standards. For analytes not detected report as zero "0" or a "﹤" and your detection limit. This PT sample is intended for methods USEPA SW846 Method 8240 and 8260 using purge and trap extraction (EPA 5035).Sample Preparation The sample is to be extracted using the solid waste method for sediment/soil using purge and trap. Weigh 5.0 g of the volatiles in Soil Matrix into a sparger cell. Carefully snap the top off the volatiles in the Soil ampule. Using a 25-µL syringe, inject 20 µL of the concentrate into the matrix by placing the syringe tip slightly below the surface of the matrix in the sparger cell. Immediately complete other sample preparation steps such as adding water to the sparger cell and closing the apparatus according to your analytical procedures. Complete the analysis per your normal procedures. Provide all the requested information; note that the results of the analysis are to be reported on a wet weight basis. The method used must be reported. Report on a wet weight basis, do not correct results for moisture content.
Storage and Stability
Please refer to sample label for expiration date, specific storage temperature, and specific storage conditions.
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