Patent ID: 6844742
Filing Date: 2005-01-18
Classification: G01N

Abstract:
1. A chemical concentration detecting system for determining a concentration of an antimicrobial chemical component in a multi-component decontamination solution comprised of the antimicrobial chemical component and a base fluid, said system comprising: a capacitor having first and second plates exposed to the decontamination solution, said decontamination solution comprising a dielectric therebetween; and processing means for determining a sensed electrical properly value of the capacitor, said sensed electrical property value varying according to the concentration of the antimicrobial chemical component in the decontamination solution, wherein said antimicrobial chemical component is selected from a group consisting of: hydrogen peroxide, peracid, peracetic acid, bleach, ozone, ammonia, ethylene oxide, a fluorine containing chemical, and a chlorine containing chemical.