Below is a complete, industry-standard list of instruments used for parameter analysis, grouped by water quality, process control, chemical, and lab/online instruments. This is the same classification used by EPCs, OEMs, and consultants.

1. Pharmaceuticals
2. Chemicals & Petrochemicals
3. Textiles & Dyeing
4. Food & Beverage Processing
5. Pulp & Paper
6. Oil & Gas
7. Power Plants (Thermal, Nuclear, Renewable)
8. Automotive & Metal Processing
9. Electronics & Semiconductor Manufacturing
10. Mining & Minerals Processing