Hand-held color measurement instrument
Hand-held digital refractometer
Hand-held waterproof liquid testing meter
Handheld biothreat detector
Handheld biothreat detector
Handheld instrument
Handset for in-vehicle alcohol tester and interlock system
Hazardous condition detector
High performance liquid chromatography
Horizontal gel slab electrophoresis unit
Housing device for measuring fluorescence polarization
Housing device for measuring fluorescence polarization
Housing for a dissolution sampling apparatus
Housing for a portable gas analyzer
Housing for an electrophoresis apparatus or similar article