| 845 01 | ACOUSTIC TESTING DEVICES |
| 845 02 | AERODYNAMIC AND AERONAUTICAL TESTING EQUIPMENT INCLUDING WIND TUNNELS |
| 845 04 | COMBUSTION EFFICIENCY MEASUREMENT EQUIPMENT |
| 845 06 | CONCRETE TESTING EQUIPMENT |
| 845 08 | CORROSION TESTING EQUIPMENT |
| 845 10 | FABRIC TESTING EQUIPMENT |
| 845 12 | FALLING WEIGHT DEFLECTOMETER SYSTEM, PAVEMENT LOADING DEVICE (INACTIVE, PLEASE SEE COMMODITY CODE 845-49 EFFECTIVE JANUARY 1, 2016) |
| 845 14 | FIBER/FABRIC TESTING APPARATUS, EXCEPT FLAMMABILITY |
| 845 19 | FLASH POINT TESTER, CLOSED AND OPEN CUP |
| 845 22 | FUEL TEST KITS AND DEVICES |
| 845 23 | FLAMMABILITY TESTING EQUIPMENT, FOR APPAREL, CONSTRUCTION MATERIALS, FABRICS, ETC. |
| 845 24 | FOOD TESTING APPARATUS, FOR FAT, FIBER, MOISTURE CONTENT, ETC. |
| 845 25 | HYDROSTATIC PRESSURE TESTERS: DEAD WEIGHT TESTERS, HYDROSTATIC TEST PUMPS, ETC. |
| 845 32 | LEAD TEST KITS (INACTIVE, PLEASE SEE COMMODITY CODE 845-87 EFFECTIVE JANUARY 1, 2016) |
| 845 34 | METALLURGICAL PHYSICAL QUALITY CONTROL TESTERS |
| 845 35 | MILK AND DAIRY TESTING EQUIPMENT, (SEE 245-87 FOR DAIRY THERMOMETERS) |
| 845 44 | MICROWAVE TEST EQUIPMENT AND ACCESSORIES, NOT COMMUNICATIONS TYPE |
| 845 45 | MOISTURE TESTING EQUIPMENT, NOT FOR SOILS |
| 845 46 | MOISTURE-DENSITY TESTER, FOR SOIL): NUCLEAR MOISTURE-DENSITY GAUGES, ETC. (INACTIVE, PLEASE SEE COMMODITY CODE 845-84 EFFECTIVE JANUARY 1, 2016) |
| 845 48 | PAINT TESTING EQUIPMENT |
| 845 49 | PAVEMENT TESTING AND DATA COLLECTION EQUIPMENT |
| 845 50 | PETROLEUM PRODUCTION TEST EQUIPMENT |
| 845 51 | PETROLEUM TEST EQUIPMENT AND SUPPLIES, TO DETERMINE RECYCLABILITY |
| 845 54 | PRECISION LINEAR MEASURING INSTRUMENTS: CALIPERS AND VERNIER CALIPERS, DRY FILM THICKNESS GAUGES, DIAL AND STANDARD MICROMETERS, ETC. |
| 845 60 | RECYCLED TESTING APPARATUS, INSTRUMENTS AND ACCESSORIES |
| 845 63 | ROAD BUILDING MATERIALS TESTERS AND ACCESSORIES |
| 845 71 | CIVIL ENGINEERING & MATERIALS TESTING EQUIPMENT |
| 845 81 | SOIL TESTING EQUIPMENT, FOR DETERMINING PERMEABILITY, RESISTIVITY, SOIL CHEMISTRY, ETC. |
| 845 84 | MOISTURE-DENSITY TESTER, FOR SOIL): NUCLEAR MOISTURE-DENSITY GAUGES, ETC. |
| 845 87 | TEST EQUIPMENT, HAZARDOUS MATERIAL |
| 845 95 | VISCOSITY TESTERS, VISCOMETERS AND VISCOSIMETERS |
| 845 97 | VOLUME STANDARDS: LITER PROVERS, ETC. |