Primary Treatment

Remove large solids, grit, settleable organic matter, and floatable materials before biological treatment.

  • TSS (coarse solids)
  • Temperature
  • TSS (coarse solids),
  • Temperature
  • TSS (grit fraction)
  • Temperature
  • TSS
  • BOD₅
  • COD
  • pH
  • Oil & Grease
  • TOC
  • TSS
  • TS (total solids)
  • Coagulant concentration
  • pH
  • Turbidity

Secondary Treatment

Use biological processes to remove dissolved and suspended organic pollutants.

  • Nutrients (NH₄⁺, PO₄³⁻)
  • pH
  • DO
  • DO
  • pH
  • Temperature
  • BOD₅
  • COD
  • TSS
  • TOC
  • TSS
  • BOD₅
  • COD
  • pH
  • DO
  • TOC
  • TSS
  • BOD₅
  • COD
  • pH
  • DO
  • TOC
  • TSS
  • pH
  • TSS
  • TS

Tertiary (Advanced) Treatment

Polish water to meet discharge or reuse standards; remove nutrients, fine solids, and pathogens.

  • Coagulant concentration
  • pH
  • Turbidity
  • Nutrients (NH₄⁺, PO₄³⁻)
  • pH
  • DO
  • Phosphate
  • TSS
  • Turbidity
  • pH
  • Chlorine
  • TSS
  • Turbidity
  • Color
  • NH₄⁺, NO₂⁻, NO₃⁻,
  • pH
  • DO
  • PO₄³⁻
  • TSS
  • pH
  • TSS
  • BOD₅
  • COD
  • pH
  • Turbidity
  • Nutrients (N & P)
  • DO

Sludge Treatment & Handling

Stabilize, thicken, digest, dewater, and properly dispose or reuse sludge produced in the plant.

  • Polymer Conc
  • TS/TSS
  • pH
  • Biogas (CH4/CO2)
  • Polymer Conc
  • TS/TSS
  • TSS
  • TS
  • TS
  • pH

Primary Treatment

Remove large solids, grit, settleable organic matter, and floatable materials before biological treatment.

  • TSS (coarse solids)
  • Temperature
  • TSS (coarse solids),
  • Temperature
  • TSS (grit fraction)
  • Temperature
  • TSS
  • BOD₅
  • COD
  • pH
  • Oil & Grease
  • TOC
  • TSS
  • TS (total solids)
  • Coagulant concentration
  • pH
  • Turbidity

Secondary Treatment

Use biological processes to remove dissolved and suspended organic pollutants.

  • Nutrients (NH₄⁺, PO₄³⁻)
  • pH
  • DO
  • DO
  • pH
  • Temperature
  • BOD₅
  • COD
  • TSS
  • TOC
  • TSS
  • BOD₅
  • COD
  • pH
  • DO
  • TOC
  • TSS
  • BOD₅
  • COD
  • pH
  • DO
  • TOC
  • TSS
  • pH
  • TSS
  • TS

Tertiary (Advanced) Treatment

Polish water to meet discharge or reuse standards; remove nutrients, fine solids, and pathogens.

  • Coagulant concentration
  • pH
  • Turbidity
  • Nutrients (NH₄⁺, PO₄³⁻)
  • pH
  • DO
  • Phosphate
  • TSS
  • Turbidity
  • pH
  • Chlorine
  • TSS
  • Turbidity
  • Color
  • NH₄⁺, NO₂⁻, NO₃⁻,
  • pH
  • DO
  • PO₄³⁻
  • TSS
  • pH
  • TSS
  • BOD₅
  • COD
  • pH
  • Turbidity
  • Nutrients (N & P)
  • DO

Sludge Treatment & Handling

Stabilize, thicken, digest, dewater, and properly dispose or reuse sludge produced in the plant.

  • Polymer Conc
  • TS/TSS
  • pH
  • Biogas (CH4/CO2)
  • Polymer Conc
  • TS/TSS
  • TSS
  • TS
  • TS
  • pH

Primary Treatment

Remove large solids, grit, settleable organic matter, and floatable materials before biological treatment.

Secondary Treatment

Use biological processes to remove dissolved and suspended organic pollutants.

Tertiary (Advanced) Treatment

Polish water to meet discharge or reuse standards; remove nutrients, fine solids, and pathogens.

Sludge Treatment & Handling

Stabilize, thicken, digest, dewater, and properly dispose or reuse sludge produced in the plant.

Parameter
Potential Technology

TSS

Scattered light

Temperature

Electrical Resistance Change

BOD

High Temperature Combustion

COD

High Temperature Combustion

pH

Glass/Combination Electrode

Oil

Ultrasonic reflection

Colour

Dual-wavelength absorbance

Turbidity

Scattered light measurement

NH₄⁺, NO₂⁻, NO₃⁻

DO

Luminescent

Phospate

Colorimetric

Chlorine

Potentiostatic

Polymer Conc

Ultrasonic Wave

Biogas

Non-dispersive Infrared

TOC

Membrane Conductometric

Description

Wastewater treatment is vital for environmental compliance and safe discharge of industrial effluents. Continuous monitoring of key parameters such as COD, BOD, TSS, pH, ammonia, nitrates, DO, and toxic compounds is mandatory to protect biological systems and meet effluent specifications. Centrionics delivers end-to-end analytical solutions for WWTP operations, including:
  • Online water-quality analyzers for influent and effluent monitoring
  • Sludge and biological-process optimization tools
  • Sensors for aeration control and nutrient removal
  • Real-time compliance reporting and alarm systems
Our reliable instruments help operators reduce chemical usage, optimize treatment processes, and ensure regulatory-safe water discharge.