|
Standard PFT curve
|
Samples
|
|||||||
|---|---|---|---|---|---|---|---|---|
|
Concentration (µg/mL)
|
PFT (g)
|
Peak area (counts)
|
Log (PFT)
|
Log (area counts)
|
Location
|
Peak area (counts)
|
Log (PFT)
|
Log (area counts)
|
| 1.00E–02 | 8.80E–07 | 4.59E+07 | –2 | 7.66 | Core 1 | 12,500 | –7.8 | 4.10 |
| 1.00E–03 | 8.80E–08 | 6.92E+06 | –3 | 6.84 | Exterior | 1,130 | –9.5 | 3.05 |
| 1.00E–05 | 8.80E–10 | 8.80E+04 | –5 | 4.94 | Interior 1 | 112 | –12 | 2.05 |
| 1.00E–07 | 8.80E–12 | 1.05E+04 | –7 | 4.02 | Interior 2 | 2,142 | –9 | 3.33 |
| 1.00E–09 | 8.80E–14 | 1.19E+04 | –9 | 4.08 | Blank | 584 | –10 | 2.77 |
Notes: GC = gas chromatography. PFT = perfluorocarbon tracer. Sample from Section 209-1271B-7R-1 (Piece 6) run on 6 June 2003.