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w <br /> ' CAS LABORATORY STAND ETALS CORP COS ID# 4471 P.O.# 33724 <br /> '75 SUTTLE STREET ATTEN: DOUG MURRAY ( 1, SAMPLE DESCRIPTION: American Tunnel <br /> PO SOX 2695 PO BOX 247 <br /> DURANSO CO 8138= SILVERTON, CO 81433 't4+ DATE TAKEN: 1317/85 TIME: <br /> i3$3) 241-4220 NOVEMBER 8, 1985 —� DATE RECEIVED IN LAB: i017/05 <br /> TRACE METALS CHEMICAL PARAMETERS PHYSICAL PARAMETERS <br /> TOTAL DISSOLVED ag/L ff�4 mg/L Acidity mgfi <br /> EP EXTRACT icarbonate as Ca103 Alkalinity mg/L <br /> Antimony Q, 5 Hydroxy as CaCO3 Color <br /> Arsenic < .08i 'C`S Carbonate as CaCO3 Conductivity at 25 .900 umhoslcm <br /> barium kto < 1 Carbon Dioxide Dissolved Oxygen mg/L <br /> Beryllium COD Hardness (CaCO3) aglL <br /> bismuth Chloride 1' a� pH 6.86 units <br /> Boron C .24 ° Chlorine Specific Gravity ag/L <br /> Cadmium C.372) •� Chlorine Demand Temperature degrees C. <br /> Calcium Colifora Total Combustables <br /> Ct,rom:ua Cyanide Total Dissolved Solids 14G8 mg/L a <br /> Total Fluoride Total Solids mg1L� <br /> +3 Fora MBAs Total Suspended Solids mg)L <br /> +6 Fora Nitrogen: Turbidity ;a NTU) agll <br /> Cobalt 0� Ammonia <br /> Copper .747— ` Nitrate <br /> Ion < .5 , Nitrite RADIOMETRIC ANALYSIS <br /> Lead ` 0.20 d� Total Kjelda11 (1KN) Pw L <br /> "ag^esium Gil and Grease 0.25 Gross Alpha <br /> Manganese ,�� Phenols 2.5 cross Beta <br /> rercury .001 Phosphate Radium 226 <br /> Molybdenum Silica �Q Radius 228 <br /> Nickel Sulfate 1180 <br /> Phosphorus Sulfide < .025 <br /> Potassium \ H2S < .014 This laboratory report may not be publisheJ or used for <br /> Selenium < .001 0 AP < .009 advertising or in connection with advertising of any <br /> S:lver f Tons CaCO311,000 Tons kind withoGt prior written permission from CDS laboratories, <br /> Sodium PCB'S ND < I pp;m Results are bused on analysis made at the time samples <br /> Thalliva Solid/Liquid 156g;264m: are received at the laboratory. <br /> Tin <br /> Jranium as U308 <br /> VanadiumA�` R3VED BY: <br /> --- - -- ----------------- <br /> Zinc 152 Dr. 3OE BOWDEN. D;RECTIGR <br />