All Photos(1)



Metals in Impinger Solution

Proficiency Testing Material



EPA (Method 29)

Quality Level


bottle of 1 × 250 mL


in nitric acid




matrix material

General description

Metals in Impinger Solution 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 Metals in Impinger Solution can be found in the reporting packet which will be available to download at PT Portal.


Metals in Impinger Solution is an air PT standard, suitable for analyzing metals in impinger solution.

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

Preparation Note

  • The PT sample is packaged as a 250 mL whole-volume.
  • The solvent for this sample is 0.15% nitric acid by volume in DI water.
  • The PT sample has not been preserved.
  • This PT is suitable for EPA Method 29.

Sample Preparation
  • Shake bottle well prior to opening.
  • The sample is now ready for immediate analysis.

Storage and Stability

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

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

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 (2022-2023)

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

AIR23-2 April 5 – May 19, 2023
AIR23-4 October 4 – November 17, 2023

Quick-Turn Study Not Available for this Product

Legal Information

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



    Antimony, Sb .15-25 μg/mL
    Arsenic, As .15-25 μg/mL
    Barium, Ba .15-25 μg/mL
    Beryllium, Be .15-25 μg/mL
    Cadmium, Cd .15-25 μg/mL
    Chromium, Cr(III) .15-25 μg/mL
    Cobalt, Co .15-25 μg/mL
    Copper, Cu .15-25 μg/mL
    Lead, Pb .15-25 μg/mL
    Manganese, Mn .15-25 μg/mL
    Nickel, Ni .15-25 μg/mL
    Selenium, Se .15-25 μg/mL
    Silver, Ag .15-25 μg/mL
    Thallium, Tl .15-25 μg/mL
    Zinc, Zn .15-25 μg/mL
    See All (15)

Hazard Statements

Precautionary Statements

Hazard Classifications

Aquatic Chronic 3

Storage Class Code

12 - Non Combustible Liquids



Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service