Physical Demands & Demands
• pH Balance & TSS: Electrometric digital measurement and dry-oven gravimetric analysis.
• BOD₅ at 20°C: Standard 5-day incubation depletion cycles tracking carbonaceous curves.
Nutrients & Metrics
• COD open/closed reflux: Dichromate digestion checking heavy variable matrices.
• Sludge Volume Index (SVI₃₀): 30-minute graduated cylinder tests monitoring biological mass settling tracking.