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JOHN C. KEPHART & CO. <br /> GRAN JX1101 [AHRATHE <br /> 435 NORTH AVENUE • PHONE 242-7618 • GRAND JUNCTION, COLORADO 81501 <br /> ANALIMCAL REPORT <br /> Received from: mid - Con.tnert Coal & Coke Company <br /> Carbondale yolorado <br /> Customer No. Laboratory No. ,�t�77 Sample eater <br /> Date Received ;IaT22,1W Date Reported may 30,1979 <br /> Sample 41 02 #3 #4 #5 <br /> Date 5/21 5/21 5/21 5/21 5/21 <br /> TL3a 1700 1645 1630 1615 1330 <br /> Conductivity-50250C 225uahos/cm 225umhos/cat 110umhos/cm 270uahos/cm 207ua01ios/c <br /> Dissolved Solo ds 126 mg/l 139-mg/L 66 Met 152 MdL 113 =3/L <br /> swpended Solids 1536 " 36 " 1342 " 4.0 536 " <br /> oil & Grease 0.8 " o.4 . * 0.6 " o.6 " 0.4 " <br /> Ph 7.22 7.65 7.75 7.9 7.5 <br /> Tata? Ir1;n(Fe) 29.13 mg/L 6.5 MdL 20.75 mG/L 20.25 m„/L 12.25 medL <br /> i otal !,ianganese(ksn) 0.14 0.034 `• 0.055 0.075 " 0.043 `• <br /> maple #6 #7 #8 #9 #20 <br /> gate 5/21 5/21 5/21 5/21 5/21 <br /> Time 1415 1350 1430 1445 1635 <br /> Conductivity)250C 215 whoe/cm 185 umhos/cat 20.7u.Lhos/cm 23-4=-hos/ca 222unhos/c <br /> Dissolved solids 133 yg/L 88 Mg/L 168 mg/L 124 mg/L 110 I' i, <br /> Susv_ended Solids 398 121 468 " 232 " L090 '• <br /> Oil to Grease 0.4 0.6 if 0.6 O.4 .2 <br /> " " <br /> Ph 7.55 7.5 7.6 7.65 7•�"5 <br /> Total Iron(:'e) 7.25 Mg/L 2.53 �/L 9925 mdL 3.63 =gJL 32 ng/L <br /> ';oj,,al Manganese(Mn) 0.026 C.012 " 0.075 " 0.022 0.18 • <br /> By _ { - <br />