Chromium (VI) on Filter Paper

NA.24

Chromium (VI) on Filter Paper proficiency testing material is produced in accordance with ISO/IEC 17043:2010. 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. Our Air Quality & Emissions Proficiency Testing Samples are designed for use with common methods for monitoring and measuring the air quality and are available in a variety of sampling matrices such as Impinger solutions, Filter paper, PUF cartridges and Absorbent tubes.

Type of PT Scheme: Air Quality and Emissions

Matrix: Impinger Solution

Analyte/s: Values of analytes vary lot to lot.

All information regarding the use of Chromium (VI) on Filter Paper can be found in the reporting packet which will be available to download at PT Portal.

Chromium (VI) on Filter Paper is an air PT standard, suitable for analyzing hexavalent chromium on filter paper.

Have any questions? Explore our FAQs.
For more information on this product, please contact our PT Service Team.

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

Description
The PT sample is packaged as a 10 mL vial containing filter paper.

Sample Preparation

• Unscrew the vial and carefully remove filter paper.
• The filter paper is ready for immediate analysis.
• Report Cr(VI) content in μg/filter.

Are you new to Supelco^® Proficiency Testing? 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 ptservice@milliporesigma.com.

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 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 (2021-2022)

Air
AIR21-2 April 7 - May 21, 2021
AIR21-4 October 6 - November 19, 2021

AIR22-2 April 6 - May 20, 2022
AIR22-4 October 5 - November 18, 2022

Supelco is a registered trademark of Merck KGaA, Darmstadt, Germany

100

pack of 1 ea

environmental

matrix material

Please refer to sample label for expiration date, specific storage temperature, and specific storage conditions.

13 - Non Combustible Solids

WGK 3