Ni

Nb

0.19 ± 0.03

1.19 ± 0.04

1.16 ± 0.31

1.78 ± 0.36

Ng

0.29 ± 0.07

1.27 ± 0.07

4.18 ± 0.67

5.20 ± 0.64

Nh

0.63 ± 0.02

0.33 ± 0.01

2.43 ± 0.28

2.59 ± 0.24

Ns

0.006 ± 0.001

0.02 ± 0.04

0.04 ± 0.009

1.09 ± 0.01