38290 - Measuring & Controlling devices (Miscellaneous)
38291 - Aircraft engine instruments, except flight
3829145 - - Aircraft engine instruments, except flight: Temperature sensors, Transmitters & Displays
3829146 - - Aircraft engine instruments, except flight: Pressure ratio sensors, Displays & Controls
3829147 - - Aircraft engine instruments, except flight: Pressure & Vacuum sensors, Transmitters & Displays
3829158 - - Aircraft engine instruments, except flight: Fuel & Oil flow rate sensors, Transmitters & Displays + Mixture controls
3829160 - - Aircraft engine instruments, except flight: Fuel & Oil quantity sensors, Transmitters & Displays + Densitometers
3829162 - - Aircraft engine instruments, except flight: Tachometer generators & Indicators
3829198 - - Aircraft engine instruments, except flight: all other (General)
3829199 - - Parts & Components for Aircraft engine instruments, except flight
38292 - Physical properties testing & Inspection equipment & Kinematic testing & Measuring equipment
3829232 - - Physical properties testing equipment for Testing of Metals
3829233 - - Physical properties testing equipment + Hardness, Tensile, Stress, Strain, Abrasion, Strength, Torsion, Wear: Electrical & Electronic types
3829234 - - Other Physical properties testing equipment
3829235 - - Physical properties testing equipment + Hardness, Tensile, Stress, Strain, Abrasion, Strength, Torsion, Wear: other Types
3829239 - - Parts for Physical properties testing equipment (sold separately)
3829252 - - Physical properties inspection equipment for Testing of Metals
3829254 - - Physical properties inspection equipment for Measuring & Checking flow of Fluids
3829256 - - Other Physical properties inspection equipment
3829257 - - Physical properties inspection equipment + Flow detection thickness, Measuring & similar Inspection equipment: Electrical & Electronic types
3829258 - - Parts for Physical properties inspection equipment (sold separately)
3829259 - - Physical properties inspection equipment + Flow detection thickness, Measuring & similar Inspection equipment: other Types
3829292 - - Physical properties testing & Inspection equipment & Kinematic testing & Measuring equipment: Vibration
3829293 - - Physical properties testing & Inspection equipment & Kinematic testing & Measuring equipment: Acceleration & all other Kinematic test & Measuring equipment
3829294 - - Kinematic testing & Measuring equipment for Testing of Metals
3829295 - - Other Kinematic testing & Measuring equipment
3829298 - - Parts for Kinematic testing & Measuring equipment (sold separately)
3829299 - - Physical properties & Kinematic testing & Inspection equipment (Miscellaneous)
38293 - Commercial, Meteorological & General purpose instruments
3829320 - - Barometers & Barographs, Aneroid & Mercurial types + Recorders, Wall, Pendant, Meteorological, Hygro-thermograph, etc.
3829321 - - Hydrometers, Glass, all types + Thermo-hydrometers
3829322 - - Liquid-in-glass thermometers: Engraved (Etched) stem, Thermoregulators, Deep-sea reversing, Laboratory, Encased glass, ASTM standards, Pocket case, Max-min, etc.
3829323 - - Liquid-in-glass thermometers: Threaded & Flanged types, Fixed & Adjustable angle, In-line & Duct installations, for Process, Food, Air conditioning, etc.
3829324 - - Liquid-in-glass thermometers: Household & Commercial thermometers, such as Wall, Outdoor, Domestic science, Cupcase, Filled systems, Indoor-outdoor
3829325 - - Bi-metal thermometers: Threaded & Flanged types, for Pipeline & Duct installations + General & Pocket test
3829326 - - Bi-metal thermometers: Domestic science, Commercial general test, Indoor, Outdoor, Desk models, Oven, Refrigerator
3829327 - - Infrared thermometers, Portable
3829328 - - Humidity indicating & Recording instruments, such as Bi-hygroscopic & Hygroscopic element, Indicators, Psychrometers, etc.
3829331 - - Meteorological instruments (General) + Speed & Directional instruments, Rain gauges, Thermographs & Parts
3829333 - - Commercial & Industrial instruments (General) + Compasses, Altimeters, Test equipment for Hydraulic & Pneumatic sytems
3829334 - - Liquid-in-glass thermometers: Clinical (Fever) thermometers
3829399 - - Commercial, Meteorological & General purpose instruments (Miscellaneous)
38294 - Nuclear radiation detection & Monitoring instruments
3829402 - - Nuclear radiation detection & Monitoring instruments: Radiation detecting elements + ION chambers
3829404 - - Nuclear radiation detection & Monitoring instruments: Solid state detectors
3829406 - - Nuclear monitoring instruments + Environmental, Personal dosimetery & Medical monitors, both Stationary & Portable
3829407 - - Medical & Biological counting systems for in VIVO counting
3829409 - - Sample & Flow counting systems, Manual & Automatic
3829419 - - Scalers
3829421 - - Special amplifiers for Nuclear applications
3829422 - - Single channel pulse height analyzers
3829423 - - Multi-channel pulse height analyzers
3829425 - - Count rate meters
3829428 - - Input-output accessories for Multi-channel analyzers
3829429 - - Measurement & Control devices using BETA, Gamma, or Neutron gauge technology
3829430 - - Nuclear power supplies
3829432 - - Neutron & Photon activation analysis systems
3829434 - - Nuclear instrument modules (General)
3829439 - - Nuclear radiation detection & Monitoring instruments (General)
3829498 - - Parts & Components for Nuclear radiation detection & Monitoring instruments
38295 - Commercial, Geophysical, Meteorological & General purpose instruments
382951 - - Commercial, Geophysical, Meteorological & General purpose instruments
382952 - - Meteorological & Geophysical electronic equipment
3829520 - - Barometers & Barographs, Aneroid & Mercurial types, Recorders, Pendant, Meteorological, etc.
3829521 - - Hydrometers, Glass, all types, incl Thermohydrometers
3829522 - - Liquid-in-glass thermometers, Engraved (Etched) stem, Thermoregulators, Deep-sea reversing, Laboratory, Encased glass, etc.
3829523 - - Liquid-in-glass thermometers, Threaded & Flanged types, Fixed angle, Conditioning & Refrigeration installations
3829524 - - Liquid-in-glass thermometers, Household & Commercial types such as Wall, Outdoor, Domestic science, etc.
3829525 - - Bimetal thermometers, Threaded & Flanged types, for Pipeline installations, General & Pocket test
3829526 - - Bimetal thermometers, Domestic science, Commercial general test, Indoor, Outdoor, Models, Oven, Refrigerator
3829528 - - Humidity indicating & Recording instruments such as Bihygroscopic & Hygroscopic element, etc.
3829529 - - Other Thermometers (Infrared, Meteorological, Commercial & Industrial)
3829531 - - Other Meteorological instruments, incl Speed & Direction instruments, etc.
3829532 - - Commercial, Geophysical, Meteorological & General purpose instruments: Geophysical instruments, incl Hydrographic & Hydrological
3829533 - - Other Commercial & Industrial instruments (except aircraft) incl Compasses, etc.
3829534 - - Liquid-in-glass thermometers, Clinical (Fever) type (incl Digital)
3829539 - - Parts & Accessories for Meteorological & Commercial & Industrial instruments
3829540 - - Seismic instruments
3829545 - - All other Geophysical instruments & Equipment
3829551 - - Meteorological electronics equipment & Radio astronomy equipment
3829559 - - Meteorological & Geophysical electronic equipment: Geophysical electronic equipment (Exploration & other Specialized geophysical equipment)
3829599 - - Commercial, Geophysical, Meteorological & General-purpose instruments & Equipment (Miscellaneous)
38296 - Surveying & Drafting instruments & Associated equipment
3829611 - - Surveying instruments, incl Alidades, Transits, Plumb bobs, Sextants, Theodolites, etc.
3829619 - - Parts & Components for Surveying instruments (sold separately)
3829621 - - Drafting instruments & Machines, Manual & Automatic, Plotting instruments, etc.
3829629 - - Parts & Components for Drafting instruments & Machines (sold separately)
3829631 - - Photogrammetric & Geodetic equipment, excl cameras
3829639 - - Parts & Components for Photogrammetric & Geodetic equipment (sold separately)
3829XX0 - - Measuring & Controlling devices (Miscellaneous - Volume)
3829XX2 - - Measuring & Controlling devices (Miscellaneous - Speciality)
38324 - Sighting, Tracking & Fire control equipment, Optical type
3832401 - - Sighting, Tracking & Fire control equipment, Optical type: made from lenses, Prisms, etc.
3832402 - - Sighting, Tracking & Fire control equipment, Optical type: made from OEM lenses, Prisms, etc.
38325 - Optical instruments & Lenses, except sighting, Tracking & Fire control equipment
3832501 - - Binoculars, Prismatic & Nonprismatic
3832505 - - Optical alignment & Display instruments & Systems, except photographic
3832510 - - Optical test equipment + Standard sources, Modulators, Optical comparators, Interferometers (except optical microscopes)
3832515 - - Optical microscopes
3832520 - - Optical components + Mirrors, Filters, Gratings, Coatings, Movements, Reflectors, Reticles, Prisms, Monochrometers, etc.
3832521 - - Lenses, except ophthalmic focus lenses: Unmounted lenses
3832522 - - Mounted lenses: Photographic lenses
3832523 - - Mounted lenses: other Mounted lenses
3832525 - - Optical instruments (General)
3832599 - - Optical instruments & Lenses (Miscellaneous)
38326 - Analytical & Scientific instruments, except optical
3832601 - - Electrochemical instruments: PH electrodes & Meters
3832602 - - Electrochemical instruments: Coulometric analysis, Laboratory type
3832603 - - Electrochemical instruments: Ion selective electrodes & Meters
3832604 - - Electrochemical instruments: Electrophoresis chambers & Supplies
3832605 - - Electrochemical instruments: Other, except process type
3832606 - - Electrochemical instruments: Electrolytic conductivity instruments (Laboratory type)
3832607 - - Chromatographic instruments: Gas
3832609 - - Electrochemical instruments: Moisture analyzers
3832610 - - Spectrographs
3832611 - - Electrochemical instruments: Titraters + Redox (Oxidation-reduction potential) instruments
3832613 - - Spectrophotometric instruments: Infrared
3832614 - - Spectrophotometric instruments: Ultraviolet, Visible & Colorimeters
3832615 - - Spectrophotometric instruments: Fluorescent instruments + Fluorometers
3832616 - - Spectrophotometric instruments: Densitometers, Reflection & Glassmeters
3832617 - - Spectrophotometric instruments: other + Near ultraviolet & Raman
3832618 - - Electrochemical instruments: Specific Ion measuring instruments, Laboratory type
3832619 - - Thermal analysis instruments
3832620 - - Nuclear magnetic resonance instruments
3832621 - - Microscopes, Electron & Proton
3832623 - - Mass spectroscopy instrumentation
3832631 - - Photometers: Flame
3832633 - - Photometers: other (+ Fluorescents, Light scattering reflectants, Helium glow & Light measuring)
3832635 - - Chromatographic instruments: Liquid
3832637 - - Chromatographic instruments: other + Paper, Gel & Thin layer
3832641 - - Spectrophotometric instruments: Atomic absorption
3832643 - - Spectrophotometric instruments: Flame emission
3832645 - - Spectrophotometric instruments: Optical emission + Spark, Arc & Glow
3832646 - - Spectrophotometric instruments: Optical emission + Laser excited source (+ Laser microprobe source emission, Laser source Raman & Laser, etc.)
3832647 - - Spectrophotometric instruments: Optical emission with inductively coupled plasma, ICP
3832651 - - Neutron activation analysis
3832652 - - Electrochemical instruments: Polarographic equipment (Analyzers)
3832653 - - Particle beam excitation instruments
3832655 - - Photon excitation analyzers
3832659 - - Elemental analysis instruments
3832671 - - Clinical laboratory instrumentation: Chemistry measure & Identify substances, E.g., Metabolites, Enzymes & Drugs
3832672 - - Clinical laboratory instrumentation: Hematology measure & Identify substances or Cells contained in blood or Substances influencing the development & Clotting
3832673 - - Clinical laboratory instrumentation: Microbiology enumerate or Identify pathogenic organisms or Measure their susceptibility to anti-microbial agents
3832674 - - Clinical laboratory instrumentation: Histology process tissue & Cells, E.g., Tissue processors, Cell stainers
3832675 - - Clinical laboratory instrumentation: Blood bank & Immunology process blood & Specimens for Testing, Measuring & Identifying; Using immunoassay, Substances, etc.
3832676 - - Clinical laboratory instrumentation: other Instrumentation (General)
3832689 - - Analytical & Scientific instruments (General)
3832698 - - Parts, Components & Accessories for Analytical & Scientific instruments + Photo tubes, Etc
3832XX0 - - Optical instruments & Lenses (Miscellaneous - Volume)
3832XX2 - - Optical instruments & Lenses (Miscellaneous - Speciality)
3833343 - - Hormones