Turbidity-Whole Volume-WS

NA.24

Turbidity - Whole Volume - WS proficiency testing material is produced in accordance with ISO/IEC 17043:2010. Also referred to as Potable water or Drinking Water sample, this sample is produced according to TNI requirements. However, please note, this sample may include non-TNI analytes as well. The lower criteria from the TNI tables mimic the levels common to drinking water samples. 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.

Type of PT Scheme: Water Analysis - Water Supply (WS)

Matrix: Water Supply/Drinking Water

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

All information regarding the use of Turbidity - Whole Volume - WS Proficiency Testing standard can be found in the reporting packet which will be available to download at PT Portal.

Turbidity - Whole Volume - WS as a proficiency testing material finds applications in Drinking water testing. It serves as a measure to assess the quality of water by determining the presence of contaminants in water samples. The turbidity of drinking water is measured by means of light transmission using standard light sources and expressed in nephelometric turbidity units (NTUs).

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

This 500 mL ready-to-use whole-volume sample contains a material for analysis of Turbidity.

Preparation Instructions

• Calibrate your instrument as directed by the manufacturer.
• Ensure that the solution is thoroughly mixed immediately prior to analysis.
• To mix, roll bottle gently, do not shake.
• Shaking adds air to the sample and may cause erroroneous results.

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)

Drinking Water
WS21-2March 24 - May 7, 2021
WS21-4 September 22 - November 5, 2021

WS22-2March 23 - May 6, 2022
WS22-4 September 21 - November 4, 2022

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

100

bottle of 1 × 500 mL

in water

environmental

matrix material

2-8℃

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

12 - Non Combustible Liquids

WGK 1