1. Accelerated Technology Laboratories Inc
2. Agilent Technologies Inc
3. Perkinelmer Inc
4. Anresco Laboratories
5. Digipath Inc
6. Restek Corporation
7. Thermo Fisher Scientific Inc
8. Merck Kgaa
9. Shimadzu Corporation
10. Waters Corporation
11. Sciex Llc
12. Gentech Scientific
13. Eurofins
14. Test Lab Amsterdam
15. Novachem