1- Unimportant
2- Not important
3- Moderately important
4 - Important
5 - Very important
6 - Essential
The directory of the tests laboratories
The laboratory data sheet
The filter of the technology level
The filter of the instrumentation device
The country of the test center
The detailed description of the method
The direct request to the tests laboratories
The thematic publications : ZOOM
The thematic publications : FOCUS
The News feed and the press review