Collect 200 L groundwater from FW021 - PowerPoint PPT Presentation
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Collect 200 L groundwater from FW021
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Test Solution Preparation Collect 200 L groundwater from FW021 pH = 3.25 Nitrate = 1,911 mg/L Uranium = 1.38 mg/L Tc-99 = 30,974 pCi/L Plastic tank FW021 – PowerPoint PPT presentation
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Title: Collect 200 L groundwater from FW021
1
Test Solution Preparation
Collect 200 L groundwater from FW021 pH
3.25 Nitrate 1,911 mg/L Uranium 1.38
mg/L Tc-99 30,974 pCi/L
Plastic tank
FW021
Peristaltic pump
2
Tracer 100 mg/L Br- pH adjustment 8 g/L
HCO3- Electron donor 20 mM glucose Observation Pre
cipitate formed after HCO3- U decreased from
10 to 2 mM Tc decreased from 30,000 to 28,000
pCi/L
Test Solution Preparation
3
Test solution mixing with N2CO2 gas (80 20)
Sparge stones
Gas bubbles
Compressed N2CO2
4
Sampling composition of test solution during
injection
Syringe
Filtering samples
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