Table AT2. Stable isotope results for four cleaning procedures.
Procedure:
1()
2 ()
3 ()
4 ()
Stable isotope results:
13C
18O
13C
18O
13C
18O
13C
18O
207-1258B-51R-2, 12–20 cm






W. baltica 0.9 –4.2 0.9 –3.9 0.9 –4.0 1.0 –3.6

0.7 –4.0 0.9 –4.1 0.9 –4.0 0.8 –3.9

0.8 –4.4 1.0 –4.1 1.1 –3.7 0.9 –3.7

0.9 –3.2 0.8 –3.7 1.0 –3.9 0.9 –3.9

1.0 –3.8 0.8 –3.9 1.0 –4.1 1.2 –4.0
Average: 0.9 –3.9 0.9 –3.9 1.0 –3.9 1.0 –3.8
Standard deviation: 0.11 0.42 0.07 0.13 0.09 0.12 0.1 0.15

Note: permil relative to Vienna Peedee Belemnite.