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1 vote

### Strange units with UV water disinfection systems

Re: surface are vs volume -- the absorbance will depend on the liquid you are sterilizing (turbidity, the absorbance spectrum, thickness, the extinction coefficient of the chemicals in your liquid etc)...
1 vote

### Strange units with UV water disinfection systems

The formula shown is: UV Dose = UV Intensity x Retention Time Intensity is power per surface area ($W/cm^2$) and retention time is time (seconds). In other words how long the medium is exposed ...
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