| 9030.82 | 090 | - Other | 
| 9030.84 | 000 | Other, with a recording device | 
| 9030.89 |  | Other | 
| 9030.89 | 091 | - Spectrum analyzers | 
| 9030.89 | 099 | - Other | 
| 9030.90 | 000 | Parts and accessories | 
| 90.31 |  | Measuring or checking instruments, appliances and machines, not specified or included elsewhere in this Chapter; profile projectors | 
| 9031.10 | 000 | Machines for balancing mechanical parts | 
| 9031.20 | 000 | Test benches | 
| 9031.20 |  | Other optical instruments and appliances | 
| 9031.41 | 000 | For inspecting semiconductor wafers or devices or for inspecting photomasks or reticles used in manufacturing semiconductor devices | 
| 9031.49 | 000 | Other | 
| 9031.80 |  | Other instruments, appliances and machines | 
| 9031.80 |  | - Of electrical type | 
| 9031.80 | 011 | -- Automatic measuring instruments | 
| 9031.80 | 013 | -- Vibration measuring and testing apparatus | 
| 9031.80 | 019 | -- Other | 
| 9031.80 | 090 | - Other | 
| 9031.90 |  | Parts and accessories | 
| 9031.90 | 010 | - Of electrical instruments and apparatus | 
| 9031.90 | 090 | - Other | 
| 90.32 |  | Automatic regulating or controlling instruments and apparatus | 
| 9032.10 |  | Thermostats |