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0302 <br />Table 4, continued - Laboratories, Methods and Detection Levels <br />Colorado State University Soils Laboratory <br />MINERALS AND DISSOLVED METALS ANALYSIS <br />Basic Water Quality Parameters Method Reporting Limit (mg/L) <br />Boron <br />EPA 200.0 <br />0.01 <br />Bicarbonate <br />APHA 2320B <br />0.1 <br />Calcium <br />EPA 200.0 <br />0.1 <br />Carbonate <br />APHA 2320B <br />0.1 <br />Chloride <br />EPA 300.0 <br />0.1 <br />Magnesium <br />EPA 200.0 <br />0.1 <br />Nitrate <br />EPA 300.0 <br />0.1 <br />0.1 pH unit <br />P11 <br />EPA 150.1 <br />0.01 <br />Sodium <br />EPA 200.0 <br />0.1 <br />Specific conductance (TDS) <br />EPA 120.1 <br />1. us/cm <br />Sulfate <br />EPA 300.0 <br />0.1 1 <br />Potassium <br />EPA 200.0 <br />0.1 <br />Alkalinity, total <br />Titration <br />1.0 <br />Solids, Total Dissolved <br />Gravimetric <br />1.0 <br />Hardness, total as CaCO3 <br />Calculation <br />1 <br />1.0 <br />Dissolved Metals <br />Aluminum <br />EPA 200.0 <br />0.1 <br />Barium <br />EPA 200.0 <br />0.01 <br />Cadmium <br />EPA 200.0 <br />0.01 <br />Chromium <br />EPA 200.0 <br />0.01 <br />Copper <br />EPA 200.0 <br />0.01 <br />Iron <br />EPA 200.0 <br />0.01 <br />Lead <br />EPA 200.0 <br />0.05 <br />Manganese <br />EPA 200.0 <br />0.01 <br />Nickel <br />EPA 200.0 <br />0.01 <br />Molybdenum <br />EPA 200.0 <br />0.01 <br />Phosphorous, total <br />EPA 200.0 <br />0.1 <br />Zinc <br />EPA 200.0 <br />0.01 <br />19 10 <br />