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PE1506 Supelco

UV 254 - WS

Proficiency Testing Material

  •  NACRES NA.24

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Properties

Related Categories Additional Standards, Analytical Standards, Analytical/Chromatography, Proficiency Testing, Water Supply/Drinking Water Inorganics,
Quality Level   100
packaging   ampule of 1 × 20 mL
mfr. no.   RTC, PEI-225
concentration   in H2O
Featured Industry   Environmental

Description

General description

This proficiency testing sample is produced in accordance with ISO/IEC 17043:2010. All information regarding the use of this material can be found in the reporting packet supplied for each sample.

Preparation Note

This ampule contains a concentrate for preparation of a solution that can be analyzed for UV254 absorbable substances.
This PT sample is as a 20 mL concentrate
All constituents are present in soluble form. The solvent for this sample is water.
The PT sample has been autoclaved for preservation. The sample must be stored at 4 degrees Celsius.

Sample preparation
Partially fill a 1000-mL volumetric flask with reagent-grade water (near 20 °C).
Open ampule PEI1506-20ML (be careful to avoid cuts on glass) and transfer 10.0 mL of concentrate to the volumetric flask.
Fill the flask to volume with reagent-grade water and mix well.
Sealed ampules were autoclaved to preserve the solutions inside.
This preservation treatment is not effective after the ampule is opened. Therefore, the sample should be analyzed as soon as possible after sample preparation.

Other Notes

Proficiency testing samples are presented as single blind. No values for the samples are released until the testing period concludes. Values of analytes vary lot to lot.

Proficiency Testing Schedule (2020-2021)

Drinking Water
WS20-1 January 15 - February 28, 2020
WS20-2 March 25 - May 8, 2020
WS20-3 July 8 - August 21, 2020
WS20-4 September 23 - November 6, 2020

WS21-1 January 13 - February 26, 2021
WS21-2 March 24 - May 7, 2021
WS21-3 July 7 - August 20, 2021
WS21-4 September 22 - November 5, 2021

Quick-Turn Study - (non-scheduled proficiency test that is available at any time)

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Description

Product #

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UV 254 .05-.7 cm-1    
Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
nwg
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Protocols & Articles
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