Sample

¹²C (EGM) Error ± 1

¹³C (EGM) Error ± 2

Overall ¹²C + ¹³C

Ni/MgO_1

Before

4

0

4

After

10

2.8

12.8

Ni/MgO_2

Before

3

0

3

After

11

2.4

13.4

Ni/MgO_3

Before

5.3

0

5.3

After

9.9

3.3

13.2

Ni/MgO_4

Before

4.5

0

4.5

After

10.1

3.2

13.3

Ni/MgO_5

Before

4.9

0

4.9

After

12

3.4

15.4

Ni/MgO_6

Before

-

0

-

After

7.9

3.3

11.2