Chemical
- Angen Chemical
- AIST
- BAM
- BOC
- British Geological Survey(Inorganicgeochemistry)
- Carbosynth
- Chemos
- Clearsynth
- Dema
- Electron Microscopy Sciences
- Estern Laboratroy Services(ELS)
- IMN
- Isotope-Store
- Labchem
- Membrane-solutions
- MGgloves
- Mississippi Lime
- Neochema
- NMIJ
- Phadebas
- Preiser Scientific
- QMX
- Ward Science
- Witega