Patent ID: 11906426
Assignee: HACH COMPANY
Field: Measurement (Instruments)
Classification: CPC G  B  C | IPC C  G

Claim 0:
1. A method for measuring suspended solids in wastewater, comprising:
introducing an aqueous sample into a measurement system, comprising at least one length of tubing;
pumping, using a pump, the aqueous sample through the at least one length of tubing;
measuring, using at least one optical sensor, a quantity of suspended solids in the aqueous sample, wherein at least one optical sensor is coupled to the length of tubing in a position to measure the quantity of suspended solids while the aqueous sample is located in the at least one length of tubing; and
injecting, using another pump, a defoamer into the aqueous sample before the pumping, wherein an amount of the defoamer is based upon the measuring.