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(Liquified) Natural Gas

EPTIS factsheet 132751 | Last revision 2023-05-16 | URL: https://www.eptis.bam.de/pts132751 https://www.eptis.bam.de/pts132751

PT provider
PT provider VSL B.V. VSL B.V.
Based in Netherlands
Language(s) English
Remarks This international PT scheme provides you to evaluate the analytical performances of your laboratory results. This PT is suitable for international standards ( e.g.: ASTM D1945, GPA2261, GPA2286, ISO6974, ISO17023) and all in house methods for (liquefied) natural gas composition measurement.
Product groups Gas
Petroleum and coal products
Reference materials
Testing fields Analytical chemistry
Technical details
Test item Tested property Testing method
Natural gas Hexane, n- Laboratorys routine method
Nitrogen According to laboratory selection
Carbon dioxide -
Density -
Ethane According to laboratory selection
Propane -
Methane -
Butane, n- -
Butane, i- -
Calorific Value -
Pentane, n- -
Pentane, i- -
Wobbe index -
Aims of the PT scheme
Target group of participants All laboratories
Linked to specific legislation / standards GPA 2177 GPA 2286 ISO 6143 GPA 2261 ISO 6974 ISO 6976 ISO 17023 ASTM D1945
Additional, subsidiary aims characterisation of reference materials and validation of testing methods
Number of participants 20
Accredited or otherwise reviewed by a 3rd party

Accredited by RvA on the basis of ISO 17043:2016

Operation is commissioned / requested by
Fees and frequency
Participation fee EUR 1625,-- per round incl cylinder, excl. shipment (fee for 2021)
Regularly operated Yes (twice a year)
Year of first operation 1996
Contact details of the PT provider
Provider Contact person
Thijsseweg 11
2629 JA Delft

Phone: +31-15 2691 500
Fax: +31 15 261 2971
Web: http://www.vsl.nl/ http://www.vsl.nl/
Mr Wouter Hout, van der
Phone: 31 15 2691567
Email: compass@vsl.nl compass@vsl.nl
If you find any mistakes please contact the responsible EPTIS coordinator in Netherlands, Mr Peter van Otterloo. Mr Peter van Otterloo.
Any questions or problems? Please contact us at eptis@bam.de.
Application version: 1.23-SNAPSHOT.20230502124635-7925ae379a631fc1ececff45d2921c8db38877d5