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GEOMATRiX <br /> QUALITY ASSURANCE PROJECT PLAN,continued <br /> 8.2 Laboratory Measurements: <br /> Analytical Precision Goal RPD Accuracy Goal %R Completeness <br /> Method Water Water Goal <br /> EPA 160.1 20 80- 120 90 <br /> EPA 200.7 20 80-120 90 <br /> EPA 300.0 20 90-110 90 <br /> EPA 350.1 20 90- 110 90 <br /> EPA 415.1 20 80-120 90 <br /> EPA 504.1 20 60-140 90 <br /> APPL Method 20 29-65 90 <br /> SM 2320B 20 90-110 90 <br /> 9.0 SAMPLE HANDLING AND PRESERVATION REQUIREMENTS: <br /> Maximum <br /> Parameter Method Container Preservation Hold Time <br /> Total Dissolved Solids EPA 160.1 250 mL poly bottle Cool to 4°C 7 days <br /> Calcium EPA 200.7 500 mL poly bottle Cool with ice, 6 months <br /> Dissolved Iron HNO3 preservative <br /> Dissolved Manganese <br /> Magnesium <br /> Sodium <br /> Chloride EPA 300.0 125 mL poly bottle Cool to 4°C 28 days <br /> Nitrate as N 48 hours <br /> Phosphate 48 hours <br /> Sulfate 28 days <br /> Ammonia EPA 350.1 250 mL poly bottle Cool to 4°C, 28 days <br /> H2SO4 preservative <br /> Dissolved Organic EPA 415.1 glass bottle Cool to<6°C, 28 days <br /> Carbon H2SO4 preservative <br /> 1,2dibromo-3-chloro- EPA 504.1 2-40 mL VOAs Cool to 4°C, 14 days <br /> propane(DBCP) Na2S203 preservative <br /> Ethylene Dibromide <br /> (EDB) <br /> Sulfolane APPL Method 1 L amber glass Cool to 4°C 7 days <br /> Bicarbonate SM 2320B 250 mL poly bottle Cool to 4°C 14 days <br /> Carbonate <br /> Total Alkalinity <br /> 1:\6000s\6741.000\Archive\6741-1 S.Doc A-2 <br />