Learning path · Beginner
Water and wastewater testing essentials
The physical, chemical and bacteriological tests behind drinking water and effluent compliance.
- 11 steps
- For: Environmental science students and water-lab analysts
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- ReadDrinking water quality testingParameters, limits and how results are judged.
- ReadSampling and preservationGood results start with a good sample.
- ReadpH and turbidityThe two quickest checks on any water.
- ReadTotal dissolved solidsGravimetric TDS and the conductivity shortcut.
- ReadTotal hardness by EDTAA classic complexometric titration.
- ReadChlorideMohr's argentometric titration.
- ReadNitrate by UVA health-based parameter measured by spectrophotometry.
- ReadColiforms by MPNThe bacteriological safety test.
- ReadBODThe five-day oxygen demand test for effluents.
- ReadCODThe faster oxygen demand test.
- ReadCOD reactor calibrationChecking recovery with a KHP standard.