Apparatus based on the use of X-rays or of alpha, beta, gamma or other ionizing radiations, whether or not for medical, surgical, dental or veterinary uses, including radiography or radiotherapy apparatus, X-ray tubes and other X-ray generators, high tension generators, control panels and desks, screens, examination or treatment tables, chairs and the like; parts and accessories thereof:
Part of: 90 — Optical, photographic, medical or surgical instruments and apparatus
H335894 · 2025-11-19 — The tariff classification of an Electron Gun, RF Window and Ion Pump
Your request was forwarded by the National Commodity Specialist Division to this office for a response. No sample was provided for examination. FACTS: The subject Electron Gun, RF Window, and Ion Pump are used in a linear accelerator (LINAC); they must each be attached to the LINAC to perform their functions. The LINAC produces electron or x-ray radiation that is aimed at cancer tumors for cancer radiation therapy. The LINAC will produce electrons or X-rays depending on whether it has an exit window or X-ray target. The Electron Gun produces a narrow stream of electrons by heating the surface…
H061207 · 2015-01-28 — Reconsideration of NY N050327; Safe ‘n’ Sure and Deluxe Safe ‘n’ Sure Phosphor Plate Barrier Envelopes
We have reviewed that ruling and find it to be incorrect. This ruling modifies NY N050327. Pursuant to section 625(c)(1), Tariff Act of 1930 (19 U.S.C. 1625 (c)(1)), as amended by section 623 of Title VI (Customs Modernization) of the North American Free Trade Agreement Implementation Act (Pub. L. 103-182, 107 Stat. 2057), ), a notice was published in the CUSTOMS BULLETIN, Volume 48, No. 35, on September 3, 2014, proposing to revoke New York Ruling Letter (NY) N050327, dated February 20, 2009, and any treatment accorded to substantially identical transactions. No comments were received in…
N184115 · 2011-10-04 — The tariff classification of an Optical Heating Crystallization Device from Germany
No sample was provided. The merchandise at issue is described as an Optical Heating Crystallization Device (OHCD), identified by part number PKR-OHCD. You indicate that the OHCD is used exclusively as an integral laser crystallization device within an analytical x-ray diffractometer. The OHCD consists of a CO2 IR laser, a red pointing laser diode, a combined scanner and mirror, additional mirrors, and a controller. You state that the item functions as a zone melting device. The CO2 laser is used to provide heat to melt a single crystal sample. The beam emitted by the CO2 IR laser is…
N112018 · 2011-04-11 — The tariff classification of a fiberglass filter from China.
, you requested a tariff classification ruling. A sample was provided. You stated that the item is “used as a filter.” Per the flyer which you attached, it is the Model 4020/02 HEPA Filter from Air Safety Limited and it has a “Radial Pleated Filter” made of “Hydrophobic Paper” and its case is made of polypropylene. The plastic case that contains the pleated filter has a tubular 22 mm female connector on one end and a 22 mm male connector on the other. In response to our request for further information to you, N104140 – 350, dated May 26, 2010, we received a letter dated June 14, 2010, from M.…
N148317 · 2011-03-06 — The tariff classification of smoke measuring equipment from Denmark.
No samples were provided. In your submission you describe a smoke measurement system, identified as model MIC EC-912. The MIC EC-912 is designed to measure smoke density, and can be used in smoke tunnels and UL smoke boxes. The MIC EC-912 can also be used to test standard smoke detectors and smoke alarms. The MIC EC-912 system consists of a smoke measuring head, a control unit and power supply, a flow control unit, and a vacuum pump. You indicate that the MIC EC-912 is specially designed to measure smoke density using the same ionization principal found in many smoke alarms. Per the…
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