Interlaboratory proficiency testing organized in accordance with the standard ISO/IEC 17043:2010 - Conformity assessment — General requirements for proficiency testing.
Scope of the Interlaboratory Proficiency Testing
The scope of this proficiency testing is the evaluation of the performance of laboratories according to standard ISO 9377-2 in natural waters (ex. groundwater, surface water, etc.).
- Hydrocarbon Oil Index according to standard ISO 9377-2
(100 - 2000 microg/L)
Proficiency test item:
- 1 x 1000 mL of test material to be prepared from a water matrix and a spiking solution containing a mixture of Type A and Type B mineral oil with C10-C40 range.
NOTE: All the details for the preparation of the final test sample are included in the Guide Lines of the interlaboratory proficiency testing provided with the test smples.
ADDITIONAL TEST SAMPLES: For costs and availability of additional test samples contact Qualitycheck (e-mail email@example.com)
One measurement result shall be reported.