Subheading 902710: Instruments and Apparatus; Gas or Smoke Analysis Apparatus, f … etc.
Subheading 902720: Chromatographs and Electrophoresis Instruments
Subheading 902730: Spectrometers, Spectrophotometers and Spectrographs; Using Op … etc.
Subheading 902750: Instruments and Apparatus; Using Optical Radiations (Uv, Visi … etc.
Subheading 902781: Instruments and Apparatus; for Physical or Chemical Analysis, … etc.
Subheading 902789: Instruments and Apparatus; for Physical or Chemical Analysis, … etc.
Subheading 902790: Microtomes and Parts and Accessories thereof