Web1. Based on EPA and World Health Organization standards, the drinking water standard for arsenic is 10 nel (concentration). Using the potency factor from Table 4.9, and assuming a 70 kg person drinking 2 liters per day for 80 years, I a) What is the Chronic Daily Intake (CDI)? b) What is the cancer risk for an individual? WebThese values were used to predict multi-pathway chronic daily intake (CDI), cancer risk (CR) and hazard index (HI). Oral and dermal CDI for swimmers were 2.4 × 10 -6 and 2.0 × 10 -8, respectively. The swimmers' inhalation CDI (1.9 × 10 -3 mg/kg/day) was estimated to be sixfold higher than levels obtained for coaches (3.3 × 10 -4 mg/kg/day).
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Webchronic daily intake (CDI) Other Units: Change Equation Select to solve for a different unknown standard mortality ratio or relative risk number of cancer deaths in a population … WebIR i = Intake rate of the contaminated environmental medium for age bin "i". The units are kg/day for soil and L/day for water. ... called a "potency factor" and is used to calculate the Incremental Lifetime Cancer Risk by multiplying the CSF by the chronic daily intake (CDI). The CDI is the dose over a lifetime and is expressed in mg/kg-day. WebMay 10, 2024 · Daily total tapwater intake [Table 3-1] Chronic: Tap water; localized: School children: Drinking water during time at school; elementary school years [Table 16 … first osage baptist church