R²

θ/1 − θ

CONC . (ppm)

328 K

318 K

308 K

298 K

0.9997

2.09

4.88

7.44

10.10

1

0.9942

2.97

5.10

8.30

11.10

2

1

3.47

6.40

9.30

12.20

3

0.9996

3.20

6.40

9.56

13.00

4

1

5.00

8.00

11.00

14.00

5

1

6.00

9.00

12.00

15.00

6