- Polarigraphic equipment (1)
- Refractometers, except industrial process type (1)
- Petroleum product analyzing apparatus (2)
- Gas testing apparatus (1)
- Instruments measuring magnetic and electrical properties (2)
- Magnetic resonance imaging apparatus (4)
- Neutron activation (1)
- Thermal analysis instruments, laboratory type (1)
- Environmental testing equipment (3)
- Laser scientific and engineering instruments (2)
