Hardness/TSS-Whole Volume-WP

产品说明

一般描述

Hardness/TSS - Whole Volume - WP proficiency testing material is produced in accordance with ISO/IEC 17043:2010. Also referred to as non-Potable water or Water Pollution sample, this sample is produced according to TNI requirements. However, please note, this sample may include non-TNI analytes as well. The higher criteria from the TNI tables mimic the levels common to wastewater 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. Our WP program is designed to meet the quality assurance requirements, thereby ensuring the analytical competence of your laboratory.

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 Hardness/TSS - Whole Volume - WP can be found in the reporting packet which will be available to download at PT Portal.

应用

Hardness/TSS - Whole Volume - WP is a non-Potable water (NPW) PT standard, suitable for hardness/TSS testing in water pollution/wastewater.

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

特点和优势

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

制备说明

Description

• This standard is packaged in a 500-mL polyethylene bottle containing approximately 500 mL of standard.
• This standard is not preserved.
• This standard can be stored at room temperature.

• This standard has been prepared as a whole volume standard and is ready to analyze as received.
• The hardness in this standard can be determined using either titration or calculation methods.
• Be sure to shake this sample very well prior to taking an aliquot for the TSS determination.
• It is strongly recommended that you analyze for TSS prior to removing aliquots for other analyses from the Hardness bottle.
• If other analytes are to be measured prior to TSS, be sure to shake the sample very well prior to removing aliquots for any of the other parameters.
• As this standard contains suspended solids, it is best to filter a portion of the standard prior to adding preservation or aspirating the sample into any instrument.
• Shake the Hardness bottle very well prior to opening.
• Remove aliquots for the tests that you are performing and analyze by your normal procedures.

储存及稳定性

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

其他说明

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)

Wastewater
WP21-2March 24 - May 7, 2021

WP22-2March 23 - May 6, 2022

法律信息

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

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