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Proper Sample Containers for Groundwater Sampling <br /> City of Escalon WWTP <br /> 25100 River Road <br /> Escalon, CA <br /> Analyte Sample Container Preservative" Filter Hold Time <br /> Volatile Organics 2 glass VOAs HCL No 14 days <br /> 5-day BOD500 mL Poly No No 48 hours Nitrate as Nitrogen No No 48 hours <br /> TD-S No No 2-7 days <br /> FDS 500 mL Poly No No 2-7 days <br /> VDS No No 2-7 days <br /> Total Coliform 100 mL Sterile No No 8 hours <br /> Standard Minerals't 1,000 mL Poly No Not for total metals j Up to 6 months <br /> Standard Minerals include: Barium, Calcium, Magnesium, Sodium, Potassium, Chloride, <br /> Sulfate, Total Alkalinity (Alkalinity Series), Hardness <br /> "All samples will be stored in a chilled ice chest while in the field and during transport to the laboratory. <br /> 08/24/2000 <br /> �eolo�icalleclinics 1�rc. <br />