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Alcohols in Water-WS

产品编号:3339067
规格:Proficiency Testing Material
包装规格:1.2 ML
产品类别:进口试剂
品牌:Supelco
优惠价:立即咨询
产品价格
产品编号包装单位单价(元)国内现货国外库存询价单
33390671.2 ML869
基本信息
NACRES
NA.24
General description【一般描述】
Alcohols in Water – WS (Water Supply) proficiency testing material is produced in accordance with ISO/IEC 17043:2010. This product is also referred to as Potable water or Water Supply sample. Our 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.
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 Supply (WS)

Matrix: Water Supply/Drinking Water

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

All information regarding the use of Alcohols in Water - WS Proficiency Testing standard can be found in the reporting packet which will be available to download at PT Portal.
Application【应用】
Alcohols in Water - Water Supply (WS) is majorly featured in environmental analysis. For quality testing of safe drinking water, our PT samples provide low-concentrate analytes to represent the levels observed in drinking water.

Have any questions? Explore our FAQs.
For more information on this product, please contact our PT Service Team.
Features and Benefits【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
Preparation Note【制备说明】
Description
  • This PT sample is packaged as a 1.2 mL concentrate.
  • The solvent for this sample is water.
  • The PT sample is not preserved.
  • The sample must be stored at 4 ºC.
  • The pack-size on this sample has recently changed from 2 mL to 1.2 mL. This change does not affect the performance of the proficiency test.

Sample Preparation
  • To prepare the solution, fill a 100 mL volumetric flask to volume with carbon-filtered reagent-grade water at room temperature.
  • Open ampule PE1312-1.2ML (be careful to avoid cuts on glass) and immediately withdraw 20 μL.
  • Quickly inject the 20 μL aliquot into the reagent water in the expanded area of the volumetric flask.
  • Mix the sample by inverting the flask three times only (excessive shaking results in loss of volatiles) and analyze immediately.
Other Notes【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 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
Legal Information【法律信息】
Supelco is a registered trademark of Merck KGaA, Darmstadt, Germany
产品性质
Quality Level【质量水平】
100
packaging【包装】
ampule of 2 × 1.2 mL
concentration【浓度】
in water
application(s)
environmental
format【格式】
matrix material
storage temp.【储存温度】
2-8℃
产品说明
Storage and Stability【储存及稳定性】
Please refer to sample label for expiration date, specific storage temperature and specific storage conditions.
安全信息
Storage Class Code【储存分类代码】
12 - Non Combustible Liquids
WGK
WGK 1
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