493-00 Major Laboratory Equipment and Accessories
- 04 Air Quality Monitoring Equipment and Accessories
- 06 Baths, Constant Temperature (Hot or Cold): Recirc., Etc.
- 08 Biochemical Research Equipment: Respirometers, Etc.
- 09 Chemical Analysis Systems, Automated: Ion-sensing Electrode
- 10 Chemical Reactors: High-pressure (Autoclaves), Catalytic,
- 11 Chromatographs, Gas
- 12 Chromatographs, Liquid: High-performance (Hplc), Ect.
- 14 Combustion Analysis Equipment, Automatic (For Carbon, Etc.)
- 16 Densitometers, Scanning (Gel or Plate Scanners)
- 24 Electrophoresis Equipment: Electrofocussing Cells, Etc.
- 30 Evaporators, Analytical (Air or Nitrogen Jet)
- 32 Evaporators, Vacuum: Flash, Rotating, Etc.
- 35 Fluorometers and Spectrofluorometers
- 38 Freeze-drying and Critical-point Drying Apparatus
- 42 Gas Analysis Equipment (For Oxygen, Etc., in Gas Mixtures)
- 44 Gas Generating & Purifying Equipment: Hydrogen, Oxygen, Etc.
- 50 Osmometers
- 52 Photometers, Flame
- 54 Photometers, Photoelectric (Colorimeters, Transmittance)
- 58 Polarimeters
- 60 Polarographs
- 62 Sample Collecting, Diluting & Multiple Dispensing Apparatus,
- 63 Sample Concentrators (For Multiple Samples), Vacuum Type
- 69 Spectrometers, Emission; Argon Plasma and Conventional
- 73 Spectrophotometers, Atomic Absorption
- 75 Spectrophotometers, Infrared
- 77 Spectrophotometers, Ultraviolet and Visible
- 80 Tensiometers (For Surface Tension Measurements)
- 84 Tissue Disrupting, Grinding, and Homogenizing Equipment
- 92 Vacuum Stills: Short Path, Spinning Band, Etc.
- 96 Water Quality Monitoring Equipment: Bod Analyzers, Etc.
- 99 Commodities Not Otherwise Classified
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