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Pestle Analysis Paper

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The purpose of the analysis of Module 9, is to find the Dissolved Oxygen concentrate (mg/l) by using a HACH HQ40d portable multi-meter (field instrument method) and a HACH Digital titrator (method 8215 or known as Winkler method) for a tap water sample and its duplicate drawn from the Churn splitter as a main source. Further, we analyzed the sample and its duplicate for (pH, Temperature, Conductivity, and TDS) by using (Oakton PCS tester 35 series). The obtained results compared to its precision by using the equation (1) below and compared within the EPA standard limits: 1. Precision (as RPD) %= (Sample- Duplicate) x 100 (Sample +Duplicate) I would like to define the measured parameters for the Module

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