How Do You Calculate Water Treatment Chemical Dosage?
Water treatment chemical dosing is calculated using the formula: Chemical Feed Rate (kg/day) = [Flow Rate (m³/hr) × Target Dosage (ppm or mg/L) × 24] ÷ [Chemical Concentration (%) × 10,000]. Convert between ppm (mg/L), kg/day, and L/day based on chemical specific gravity.
Interactive Chemical Dosing Rate Calculator
Calculated Chemical Dosing Results:
Daily Chemical Requirement (kg/day):
12.00 kg/day
Daily Chemical Liquid Volume (Liters/day):
9.60 L/day
Technical Assumptions & Formula Explanation
Formulas Used:
- Mass Flow Rate (kg/hr): Flow Rate (m³/hr) × Target Dosage (mg/L) ÷ 1000
- Pure Active Chemical Required (kg/day): Mass Flow Rate × 24 hours
- Product Feed Rate (kg/day): Pure Active Required ÷ (Chemical Concentration % ÷ 100)
- Volume Feed Rate (L/day): Product Feed Rate (kg/day) ÷ Specific Gravity
Technical Disclaimer: This calculator provides general engineering estimates based on ideal steady-state operating parameters. Actual dosage must be adjusted based on water quality analysis, temperature, cycles of concentration (CoC), and system metallurgy.