Harmonized System Code Classification

9015806000
Classification: Instruments and apparatus for measuring (including photogrammetric), hydrological, marine, hydrological, meteorological or geophysical, not including compasses; distance measuring instruments; parts and accessories thereof: Other instruments and apparatus: Other: Seismographs

Explanation: This HS code refers to instruments and apparatus used for measuring, including photogrammetric, hydrological, marine, meteorological, or geophysical purposes, excluding compasses and distance measuring instruments. More specifically, it is classified under the "Other instruments and apparatus" category, further subdivided into the "Other" subcategory, and finally specified as "Seismographs."

Examples of products under this HS code include:
- Seismographs (earthquake measuring instruments)
- Seismometers
- Geophones
- Seismic data recorders
- Portable seismic instruments
- Earthquake monitoring equipment