REP50728

• Permit No: M1988112
• IBM Index Class Name: Report
• Doc Date: 6/6/1997
• Doc Name: ANALYTICAL REPORT
• Media Type: D
• Archive: No

Cp~j'LAB CORE LABDRATORIES
Q U A L I T Y C O N T R O L R E S U L T S
Job Number: 962987 Date: 05/29/97
CUSTOMER: Battle Mountain Gotd Company PROJECT: 30TR96 HCT ATTN: Richard Neu
Test Method........: EPA 750.1 Batch .............: 17098 Malyst...: dam
Method Description.: pH Reporting Limit...: 0.01
Parameter..........: pN Units .............: pH Units
OC Lab f0 Reagent OC Result OC Result True Value Orig. Value Calc. Result Units Date/Time
ICV G960925A 4.01 4.00 100.2 X REC 01/02/97 0830
CCV 960761 7.00 7.00 100.0 X REC 01/02/97 0830
CLV 960761 7.00 7.00 100.0 X REC 01/02/97 0830
CCV 960761 6.99 7.00 99.9 % REC 07/02/97 0830
MD 963135-16 9.13 9.13 0.0 RPD 01/02/97 0830
MD 962030-87 6.90 6.86 0.6 RPD 01/02/97 0830
CLV 960761 7.00 7.00 100.0 X REC 01/02/97 0830
Test Method....... .: EPA 310.1 Batch .............: 77099 Malyst...: dam
Method Description.: Alkalinity Reporting Limit...: 5
Parameter..........: Alkalinity, Total as CaC03 Units .............: mg/L CaC03
OC Lab ID Reagent OC Result OC Result True Value Orig. Value Calc. Result Units Date/Time
NB 0 01/02/97 0830
LCS G961120 94 100 94.0 X REC 01/02/97 0830
LCS G961120 94 100 94.0 X REC 01/02/97 0830
MD 963135-16 48.5 48.3 0.4 RPD 01/02/97 0830
MD 962030-87 16 18 2 ABS Diff. 01/02/97 0830
Test Method........: EPA 305.7 Batch .............: 17100 Mel yst...: dam
Method Description.: Acidity Reporting Limit...: 10
Parameter..........: Acidity as CaC03 Units .............: mg/L Ce[03
OC Lab ID Reagent OC Result OC Result True Value Orig. Value Calc. Result Units Date/Time
NB 0 01/02/97 0830
MD 962030-87 0 0 ABS Diff. 01/02/97 0830
Tes[ Method........: EPA 750.7 Batch .............: 77775 Malyst...: dam
Method Description.: pH Reporting Limit...: 0.01
Parameter..........: pH Units .............: pH Units
OC Lab ID Reagent OC Result 0C Resul[ True Value Orig. Value Calc. Result Units Date/Time
ICV G960925A 4.03 4.00 100.8 X REC 01/06/97 1000
ND 962544-121 7.34 7.60 3.5 RPD 01/06/97 1000
CCV 960761 7.00 7.00 100.0 X REC 01/06/97 1000
MD 970031-7 7.44 7.44 0.0 RPD 01/06/97 1000
CCV 960761 7.00 7.00 100.0 X REC 01/06/97 1000
Test Method........: EPA 310.7 Batch .............: 77176 Malyst...: dam
Method Description.: Alkalinity Reporting Limit...: 5
Parameter..........: Alkalinity, Total es CeC03 Units .............: mg/L CaC03
DC Lab ID Reagent OC Result DC Result True Value Orig. Value Calc. Result Units Oate/Time
NB 0 01/06/97 1000
LCS G961120 94 100 94.0 X REC 01/06/97 1000
Page 28
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