_REVISION - M1977208 ‎(3)‎

• Permit No: M1977208
• IBM Index Class Name: Revision
• Doc Name: RESULTS OF SOUTHDOWN INC LYONS PLANT INVESTIGATION INTO ON SITE STORAGE OF CEMENT KILN DUST
• Type & Sequence: TR1
• Media Type: D
• Archive: No

BARRING~R I,ABORATORIL'S, INC.
75000 W.6TN AVE., SUITE 300 GOLDEN, CO 60401 [phone] FAX [phone]
Hanks and Gesso LLC
QUALITY CONTROL REPORT
Aluminum Barium Beryllium
SPLP SPLP SPLP
Sample Id mg11 mgJl mg/1
Blank U U U
LCS (True) 10.0 10.0 1.00
LCS (Found) 9.50 10.0 0.95
LCS % Rec 95.0 100 95.4
Duplicate 0.10 0.04 U
Duplicate 0.10 0.04 U
RPD 0.7 0.3 NC
Spike % Rec 98.0 102 94.7
Cadmium
SPLP
Sample Id mq/1
Blank U
LCS (True) 1.00
LCS (Found) 0.93
LCS % Rec 93.4
Duplicate U
Duplicate U
RPD NC
Spike % Rec 83.7
Chromium Cobalt
SPLP SPLP
mg/1 mg/1
U U
2.00 5.00
1.97 4.87
98.6 97.5
U U
U U
NC NC
97.6 94.8
28-Apr-99
Page: Q-4
Job: 991821E
Status: Final
Boron Calcium
SPLP SPLP
mg/1 mg/1
U U
1.00 20.0
1.00 19.4
100 96.8
0.1 118
0.1 118
(4) 0.6
99.1 NA
Copper Iron
SPLP SPLP
mg/1 mq/1
U U
2.00 10.0
1.96 9.99
98.2 99.9
U U
U U
NC NC
102 100
Lead Lithium Magnesium Manganese Molybdenum
SPLP SPLP SPLP SPLP SPLP
Sample Id mg/1 mg/1 mg/1 mq/1 mg/1
Blank U U U U U
LCS (True) 5.00 1.00 20.0 1.00 1.00
LCS (Found) 4.84 0.96 19.4 1.00 0.97
LCS % Rec 96.8 96.2 96.8 100 96.9
Duplicate U 0.08 3.4 U 3.54
Duplicate U 0.08 3.4 U 3.56
RPD NC (4) 0.5 NC 0.6
Spike % Rec 94.6 104 NA 98.8 92.8
Meeting The Analytical Challenges Of A Chm:gin,Q World Since 1961