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I <br /> AUZ Laboratories, Inc. <br /> 2773 Downhill Drive Steamboat Springs, CO 80487(800)334-5493 • <br /> Golder Associates ACZ Sample ID: L52434-09 ' <br /> Project ID: 19121576 Date Sampled: 06112119 09:30 <br /> Sample ID: MW-20 Date Received: 06113119 ' <br /> Sample Matrix: Groundwater <br /> Wet Chemistry , <br /> Meter EPA Method Dilution Result e � < 0. <br /> Alkalinity as CaCO3 SM2320B-Titration ' <br /> Bicarbonate as 1 387 H mg/L 2 20 07/08/19 0:00 nmc <br /> CaCO3 <br /> Carbonate as CaCO3 1 UH mg/L 2 20 07/08/19 0:00 nmc <br /> Hydroxide as CaCO3 1 UH mg/L 2 20 07/08/19 0:00 nmc <br /> Total Alkalinity 1 387 H mg/L 2 20 07/08/19 0:00 nmc <br /> Cation-Anion Balance Calculation <br /> Cation-Anion Balance -4.6 % 08/22/19 0:00 talc <br /> Sum of Anions 57 meq/L 08/22/19 0:00 talc ' <br /> Sum of Cations 52 meq/L 08/22/19 0:00 talc <br /> Chloride M300.0-Ion Chromatography 50 32.0 B mg/L 20 100 06/21/19 21:39 krh <br /> Cyanide,Free D6888-09/OIA-1677-09 1 U * mg/L 0.003 0.01 06/18/19 14:27 rbt ' <br /> Fluoride SM450OF-C 1 0.6 mg/L 0.1 0.4 06/18/1914:59 enb <br /> Nitrate as N,dissolved Calculation: NO3NO2 minus NO2 U mg/L 0.02 0.1 08/22/19 0:00 talc <br /> Nitrate/Nitrite as N, M353.2-Automated 1 U mg/L 0.02 0.1 06/13/19 23:41 pjb <br /> dissolved Cadmium Reduction <br /> Nitrite as N,dissolved M353.2-Automated 1 0.01 B mg/L 0.01 0.05 06/13/19 23:41 pjb <br /> Cadmium Reduction <br /> pH(lab) SM4500H+B 1 7.7 H units 0.1 0.1 06/20/19 22:51 enb <br /> Residue,Filterable SM2540C 2 3680 mg/L 40 80 06/18/19 15:26 enb <br /> (TDS)@180C <br /> Sulfate M300.0-Ion Chromatography 50 2280 mg/L 20 100 06/21/19 21:39 krh <br /> TDS(calculated) Calculation 3570 mg/L 08/22/19 0:00 talc ' <br /> TDS(ratio- Calculation 1.03 08/22/19 0:00 talc <br /> measured/calculated) <br /> 1 <br /> REPIN.02.06.05.01 *Please refer to Qualifier Reports for details. <br /> L52434-1908281443 Page 20 of 55 ' <br />