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Total Organic Carbon (TOC) PT

Proficiency Testing Material

Total Organic Carbon (TOC) - Pharmaceutical PT


suitable for USP 643

Quality Level


ampule of 3 × 40 mL



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Quality Level


Quality Level


Quality Level


Quality Level


General description

Total Organic Carbon (TOC) PT proficiency testing material is produced in accordance with ISO/IEC 17043:2010. This sample is for the direct analysis of Total Organic Carbon (TOC). The PT portfolio allows our test components to offer significant performance data to monitor and prove competency to customers, accreditation bodies or both.

Supelco® Pharmaceutical Proficiency Testing scheme is designed to meet the needs of the pharmaceutical industry. The pharma PT samples allow laboratories to demonstrate their competence in following compendial USP methods of analysis. They can be used to assure accreditors or auditors that the lab processes are followed accordingly. Our pharmaceutical PT scheme covers products under categories such as Chemical Tests and Assays, Physical Tests and Determinations and Microbiological Tests.

Type of PT Scheme: Pharmaceuticals

All information regarding the use of Total Organic Carbon (TOC) can be found in the reporting packet which will be available to download at PT Portal.


TOC PT proficiency testing material is used to test TOC in pharmaceutical samples. This method of physical test and determination helps drug manufacturers ensure that the products or raw materials are in the desired TOC range.

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 three 40 mL ready-to-use whole volumes.
  • The kit consists of 3 PT samples.
  • The PT sample has been autoclaved for preservation.

Sample Preparation
  • This sample contains a solution for direct analysis of Total Organic Carbon (TOC).
  • Test each sample and report under the corresponding lot number.
  • No sample preparation is necessary.

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 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

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 Schedule (2022-2023)

PHARM22-2 April 6 - May 20, 2022
PHARM22-4 October 5 - November 18, 2022

PHARM23-2 April 5 – May 19, 2023
PHARM23-4 October 4 – November 17, 2023

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

Legal Information

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



    Total organic carbon (TOC) .1-10 mg/L

Storage Class Code

12 - Non Combustible Liquids



Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

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Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).


Product Number
Pack Size/Quantity

Additional examples:





enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

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