Businesses involved in the the following industries (as defined by the SIC Codes 2007) can use the ProQuin product as defined in the table below.
| Options |
 |
 |
 |
| 26 Manufacture of computer, electronic and optical products |  |  |  |
| 26.1 Manufacture of electronic components and boards |  |  |  |
| 26.11 Manufacture of electronic components |  |  |  |
| 26.12 Manufacture of loaded electronic boards |  |  |  |
| 26.2 Manufacture of computers and peripheral equipment |  |  |  |
| 26.20 Manufacture of computers and peripheral equipment |  |  |  |
| 26.3 Manufacture of communication equipment |  |  |  |
| 26.30 Manufacture of communication equipment |  |  |  |
| 26.30/1 Manufacture of telegraph and telephone apparatus and equipment |  |  |  |
| 26.30/9 Manufacture of communication equipment (other than telegraph and telephone apparatus and equipment) |  |  |  |
| 26.4 Manufacture of consumer electronics |  |  |  |
| 26.40 Manufacture of consumer electronics |  |  |  |
| 26.5 Manufacture of instruments and appliances for measuring, testing and navigation; watches and clocks |  |  |  |
| 26.51 Manufacture of instruments and appliances for measuring, testing and navigation |  |  |  |
| 26.51/1 Manufacture of electronic instruments and appliances for measuring, testing, and navigation, except industrial p |  |  |  |
| 26.51/2 Manufacture of electronic industrial process control equipment |  |  |  |
| 26.51/3 Manufacture of non-electronic instruments and appliances for measuring, testing and navigation , except industri |  |  |  |
| 26.51/4 Manufacture of non-electronic industrial process control equipment |  |  |  |
| 26.52 Manufacture of watches and clocks |  |  |  |
| 26.6 Manufacture of irradiation, electromedical and electrotherapeutic equipment |  |  |  |
| 26.60 Manufacture of irradiation, electromedical and electrotherapeutic equipment |  |  |  |
| 26.7 Manufacture of optical instruments and photographic equipment |  |  |  |
| 26.70 Manufacture of optical instruments and photographic equipment |  |  |  |
| 26.70/1 Manufacture of optical precision instruments |  |  |  |
| 26.70/2 Manufacture of photographic and cinematographic equipment |  |  |  |
| 26.8 Manufacture of magnetic and optical media |  |  |  |
| 26.80 Manufacture of magnetic and optical media |  |  |  |
| 27 Manufacture of electrical equipment |  |  |  |
| 27.1 Manufacture of electric motors, generators, transformers and electricity distribution and control apparatus |  |  |  |
| 27.11 Manufacture of electric motors, generators and transformers |  |  |  |
| 27.12 Manufacture of electricity distribution and control apparatus |  |  |  |
| 27.2 Manufacture of batteries and accumulators |  |  |  |
| 27.20 Manufacture of batteries and accumulators |  |  |  |
| 27.3 Manufacture of wiring and wiring devices |  |  |  |
| 27.31 Manufacture of fibre optic cables |  |  |  |
| 27.32 Manufacture of other electronic and electric wires and cables |  |  |  |
| 27.33 Manufacture of wiring devices |  |  |  |
| 27.4 Manufacture of electric lighting equipment |  |  |  |
| 27.40 Manufacture of electric lighting equipment |  |  |  |
| 27.5 Manufacture of domestic appliances |  |  |  |
| 27.51 Manufacture of electric domestic appliances |  |  |  |
| 27.52 Manufacture of non-electric domestic appliances |  |  |  |
| 27.9 Manufacture of other electrical equipment |  |  |  |
| 27.90 Manufacture of other electrical equipment |  |  |  |