BUILT BY A LICENSED WW OPERATOR AND SYSTEMS INTEGRATOR
RenAIssance Labs, LLC
GET THE APP LEARN TO EARN

Dosage Calculations

Dose, demand, residual, and feed rate problems.

Chlorine dose, demand, residual

Dose = Demand + Residual (all in mg/L). Chain into the pounds formula for lbs/day.

Percent strength

Divide pounds target by decimal available strength (e.g. 0.125 for 12.5% hypochlorite).

Pounds formula →

Need help studying?

Ask Randy to quiz you, explain formulas, or walk through your state's requirements.

Randy • Online