7014000000 under HS Code Others, 9025192000 under HS Code HYDROMETERS AND SIMILAR FLOATING INSTRUMENTS, THERMOMETERS, PYROMETERS, BAROMETERS, HYGROMETERS AND PSYCHROMETERS, RECORDING OR NOT, AND ANY COMBINATION OF THESE INSTRUMENTS - THERMOMETERS AND PYROMETERS, NOT COMBINED WITH OTHER INSTRUMENTS: - OTHER: PYROMETERS, and 9030310000 under HS Code OSCILLOSCOPES, SPECTRUM ANALYSERS AND OTHER INSTRUMENTS AND APPARATUS FOR MEASURING OR CHECKING ELECTRICAL QUANTITIES, EXCLUDING METERS OF HEADING 9028; INSTRUMENTS AND APPARATUS FOR MEASURING OR DETECTING ALPHA, BETA, GAMMA, X-RAY, COSMIC OR OTHER IONISING RADIATIONS - OTHER INSTRUMENTS AND APPARATUS, FOR MEASURING OR CHECKING VOLTAGE, CURRENT, RESISTANCE OR POWER: -- MULTIMETERS WITHOUT A RECORDING DEVICE were the top imported HS Codes by CRYSTALLTEHNO LLC in 2021.