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COLORADO - CDOH W ET TEST REPORT FORM - CHROMC <br />PERMITTEE: J.E. Stover & Associates CDOH NO. CO-0029599 OUTFACE: 001 <br />TYPE TEST: ROUTINE: XX ACCELERATED: TEST SPECIES: ~roinelns <br />TEST RESULTS LETHALITY GROWTH STATISTICAL METHOD <br />Concentration with Statistical Difference >100% >100% Dunnett's <br />PassJFail Pass N/A <br />ICzs >100% 88.1% Bootstra <br />Pass/Fail Pass N/A <br />TEST TIME & DATE START 1150 AM 05/04/99 END 1220 PM 05/11/99 <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS CONTROL 12.5% 23.0% 50.0% 75% 100% <br />Da 1 % Survival 100 100 100 100 100 l00 <br />Da 2 100 100 100 97.5 100 100 <br />Da 3 100 100 ]00 97.5 100 100 <br />Da 4 100 100 97.5 92.5 90.0 97.5 <br />Da 5 100 95.0 97.5 80.0 87.5 77.5 <br />Da 6 97,5 92.5 97.5 75.0 87.5 75.0 <br />Da 7 95.0 92.5 97.5 75.0 85.0 72.5 <br /> <br />7 Da Mean D Wei ht 0.580 0.452 0.485 0.425 0.489 0.415 <br /> <br />H Maximum/Minimum) 8.5/7.7 8.4/8.1 8.5/8.2 8.7/8.2 8.5/8.1 3.5/8.1 <br />RECEIVING WATER USED FOR DIIUTION? NO TOTAL RESIDUAL CI" (mg/I): <0.1 <br />HARDNESS ~meLl: REC'V WATER: EFFLUENT: 848 RECON WATER: I f0 <br />ALKALIMTY (mg/11: REC'V WATER: EFFLUENT: 437 RECON WATER: 80 <br />TOT. AMMOMA (me/I): INITIAL 100%: <1.0 FINAL 100%: <1.0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />LABORATORY: COMMERCIAL TESTING & ENGINEERING ANALYST: C,c~~~, '~``-`~"1 <br />4/ 14199 <br />COMMERCIAL TESTING & ENGINEERING CO. <br />Orig~ndl LppY WaiermarMeO <br />For Your Pra~enipn <br />r~ <br />