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Enviro-Chem, Inc. <br />1214 E. Lexington Avenue, Pomona, CA 91766 <br />Tel (909)590-5905 Fax (909)590-5907 Matrix: WATER/LIQUID <br /> <br />QA/QC Report <br />Analysis Units Date Analyzed Sample I.D. S R Duplicate % RPD ACP %RPD <br />Alkalinity mg/L 0.00% 0-20 <br />Residual Chlorine mg/L 0.00% 0-20 <br />EC/SC umhos/cm 0.00% 0-20 <br />pH pH units 9/28/2020 200928-13 8.90 P 92 0.22% 0-20 <br />TES - mg/L 0.00% 0-20 <br />TSS crig/L 0.00% 0-20 <br />Turbidity mg/L 0.00% 0-20 <br />%Moisture qi.. 0.00% 0-20 <br />DENSITY ohms 0.00% 0-20 <br />Settleable Solid mL/Uhr 0.00% 0-20 <br />Resistivity ohms 0.00% 0-20 <br />Carbon Dioxide mg CO 2/1_ 0.00% 0-20 <br />%RPD = Relative Percent Difference ACP %RPD = Acceptable Relative Percent Difference <br />Analysis Units Date Analyzed Sample I.D. Spk Conc S.R. ACP %RPD ACP %RC MS MS %RC MSD MSD %RC RPD <br />Acidity mg/L a 0-20 80-120 #VALUE! <br />Ammonia as N mg/L 5.00 0.000 0-20 80-120 #VALUE! <br />Chloride mg/L 20.0 0.0 0-20 80-120 #VALUE! <br />COD mg/L 500 0.0 0-20 80-120 #VALUE! <br />CR VI mg/L 0.400 0.00 0-20 80-120 #VALUE! <br />Cyanide mg/L 0.200 0.00 0-20 80-120 #VALUE! <br />Fluoride mg/L 1.00 0.00 0-20 80-120 #VALUE! <br />MBAS mg/L 0.600 0.36 0-20 80-120 #VALUE! <br />Nitrate as N mg/L 0.400 0.000 0-20 80-120 #VALUE! <br />Nitrite as N mg/L 0.400 0.00 0-20 80-120 #VALUE! <br />EPA 1664A mg/L 20.0 I 0.0 0-20 80-120 #VALUE! <br />OIL & GREASE 413 2 mg/L 20.0 I 0.00 0-20 80-120 #VALUE! <br />Phenolics mg/L 0.500 0.00 0-20 80-120 #VALUE! <br />Sulfate mg/L 20.0 0.0 0-20 80-120 #VALUE! <br />Dissolved Sulfide mg/L 0.300 0.00 0-20 80-120 #VALUE! <br />Total Sulfide mg/L 0.300 0.00 0-20 80-120 #VALUE! <br />TRPH mg/L 20.0 0.00 0-20 80-120 #VALUE! <br />S.R. = Sample Results %RC = Percent Recovery ACP %RC = Acceptable Percent Recovery Spk Conc = Spike Concentration <br />Analyst Signature: <br /> <br />Final Reviewer: <br />