| 9029.20 | 010 | - Of electrical type | 
| 9029.90 | 000 | Parts and accessories | 
| 90.30 |  | Oscilloscopes, spectrum analysers and other instruments and apparatus for measuring or checking electrical quantities, excluding meters of heading 90.28; instruments and apparatus for measuring or detecting alpha, beta, gamma, X-ray, cosmic or other ionising radiations | 
| 9030.10 | 000 | Instruments and apparatus for measuring or detecting ionising radiations | 
| 9030.20 | 000 | Oscilloscopes and oscillographs | 
| 9030.20 |  | Other instruments and apparatus, for measuring or checking voltage, current, resistance or power | 
| 9030.31 | 000 | Multimeters without a recording device | 
| 9030.32 | 000 | Multimeters with a recording device | 
| 9030.33 |  | Other, without a recording device | 
| 9030.39 | 000 | Other, with a recording device | 
| 9030.40 | 000 | Other instruments and apparatus, specially designed for telecommunications (for example, cross-talk meters, gain measuring instruments, distortion factor meters, psophometers) | 
| 9030.82 |  | For measuring or checking semiconductor wafers or devices | 
| 9030.82 | 010 | - Character measuring testers | 
| 9030.84 | 000 | Other, with a recording device | 
| 9030.89 | 091 | - Spectrum analyzers | 
| 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 | 
| 9031.80 |  | Other instruments, appliances and machines | 
| 9031.80 |  | - Of electrical type |