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pH-WS

品牌
Supelco
货号
PE1368
规格纯度
Proficiency Testing Material
参考价格
482.95 *本价格含增值税费
促销
数量
-+
产品介绍:

产品说明

一般描述

pH - WS proficiency testing material is produced in accordance with ISO/IEC 17043:2010. Also referred to as Potable water or Water Supply sample, this sample is manufactured 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.

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 WS program is designed to meet the quality assurance requirements in compliance with the Safe Drinking Water Act (SDWA), thereby ensuring the analytical competence of your laboratory or drinking water facility. 

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 pH - WS Proficiency Testing standard can be found in the reporting packet which will be available to download at PT Portal. 

应用

pH - WS proficiency testing material is used for pH determination in drinking water samples.

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 PT sample is packaged as a 100 mL ready-to-use whole volume.
  • The PT sample has been autoclaved for preservation.

Sample Preparation
  • This sample contains a solution for direct analysis of pH.
  • No sample preparation is necessary.
  • Allow the sample to reach 20 ºC prior to analysis.

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)

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

法律信息

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

基本信息

NACRESNA.24

产品性质

质量水平100
包装bottle of 1 × 100 mL
ampule of 2 × 20 mL
浓度 in water
application(s)environmental
格式matrix material

安全信息

储存分类代码12 - Non Combustible Liquids
WGKnwg
闪点(F)Not applicable
闪点(C)Not applicable

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