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Volatile 1-WP



ampule of 2 × 1.2 mL

Quality Level


in methanol




matrix material

storage temp.


General description

Volatile 1 - WP proficiency testing material is produced in accordance with ISO/IEC 17043:2010. This product is also referred to as non-Potable water or Water Pollution sample. 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. 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, thereby ensuring the analytical competence of your laboratory.
These samples are typically provided in duplicate for use in case of lab mishap, for QC purposes or to analyze multiple methods.

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 Volatile 1 - WP can be found in the reporting packet which will be available to download at PT Portal.


Volatile 1 - WP is a non-Potable water (NPW) PT standard, suitable for testing volatile compounds in water pollution/wastewater.

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


  • This PT sample is packaged as a 1.5 mL concentrate.
  • The solvent for this sample is methanol.
  • The PT sample is not preserved.
  • The sample must be stored at 4 ºC.

Sample Preparation

  • Fill a 100 mL Class A Volumetric Flask with 90 mL of organic-free reagent water.
  • Allow the ampule concentrate to equilibrate to room temperature.
  • Open the ampule and pipet exactly 20 μL of the concentrate into the flask.
  • Fill to volume and mix well.
  • This represents the sample for analysis.
  • Report results in μg/L.

Storage and Stability

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

Analysis Note

This PT sample is packaged as a 1.5 mL concentrate.
The solvent for this sample is methanol.
The PT sample is not preserved.
The sample must be stored at 4 °C.

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 unti the testing period concludes.

Proficiency Testing Schedule (2022-2023)

WP22-2 March 23 - May 6, 2022
WP22-4 September 21 - November 4, 2022

WP23-2 March 22 – May 5, 2023
WP23-4 September 20 – November 3, 2023

Quick-Turn Study (on demand proficiency test that is offereddepending on lot availability)

Legal Information

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



    Benzene 10-120 μg/L
    Bromobenzene 10-100 μg/L
    Bromoform 10-100 μg/L
    n-Butylbenzene 10-100 μg/L
    sec-Butylbenzene 10-100 μg/L
    tert-Butylbenzene 10-100 μg/L
    Carbon disulfide 10-150 μg/L
    Chlorobenzene 10-120 μg/L
    Chloroethane 20-120 μg/L
    Chloroform 10-100 μg/L
    2-Chlorotoluene 10-100 μg/L
    4-Chlorotoluene 10-100 μg/L
    1,2-Dibromo-3-chloropropane (DBCP) 15-150 μg/L
    Dibromochloromethane 10-100 μg/L
    1,2-Dibromoethane (EDB, Ethylene dibromide) 10-120 μg/L
    Dibromomethane 10-120 μg/L
    1,2-Dichlorobenzene 10-120 μg/L
    1,3-Dichlorobenzene 10-120 μg/L
    1,4-Dichlorobenzene 10-120 μg/L
    1,1-Dichloroethane 10-150 μg/L
    1,2-Dichloroethane 15-150 μg/L
    1,1-Dichloroethylene 10-150 μg/L
    cis-1,2-Dichloroethylene 10-150 μg/L
    1,2-Dichloropropane 10-150 μg/L
    1,3-Dichloropropane 10-100 μg/L
    2,2-Dichloropropane 10-100 μg/L
    1,1-Dichloropropene 10-100 μg/L
    cis-1,3-Dichloropropene 10-120 μg/L
    trans-1,3-Dichloropropene 10-120 μg/L
    trans-1,2-Dichloroethylene 10-120 μg/L
    Ethylbenzene 10-120 μg/L
    Hexachlorobutadiene 10-100 μg/L
    Cumene 10-100 μg/L
    4-Isopropyltoluene 10-100 μg/L
    Methylene chloride (Dichloromethane) 10-120 μg/L
    Methyl tert-butyl ether (MTBE) 15-150 μg/L
    Naphthalene 15-150 μg/L
    n-Propylbenzene (1-Phenylpropane) 10-100 μg/L
    Styrene 20-120 μg/L
    1,1,1,2-Tetrachloroethane 15-150 μg/L
    1,1,2,2-Tetrachloroethane 15-150 μg/L
    Tetrachloroethylene (Perchloroethylene) 10-150 μg/L
    Toluene 10-120 μg/L
    1,2,3-Trichlorobenzene 10-100 μg/L
    1,2,4-Trichlorobenzene 15-150 μg/L
    1,1,2-Trichloroethane 15-150 μg/L
    Trichloroethene (Trichloroethylene) 10-100 μg/L
    1,2,3-Trichloropropane 15-150 μg/L
    Trichlorotrifluoroethane (Freon 113) 10-150 μg/L
    1,2,4-Trimethylbenzene 10-120 μg/L
    Mesitylene 10-120 μg/L
    Vinyl chloride 20-120 μg/L
    (m+p)-Xylene 10-150 μg/L
    o-Xylene 10-150 μg/L
    Xylene, total 20-300 μg/L
    See All (55)

Signal Word


Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Chronic 2 - Flam. Liq. 2 - STOT SE 1

Storage Class Code

3 - Flammable liquids



Flash Point(F)

49.5 °F - closed cup

Flash Point(C)

9.7 °C - closed cup

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