Corrosion rate µg/(j·cm2) in boiling OS and TF media

Media/pH

OS

pH before/pH after

TF

pH before/pH after

t (min)

0 - 15

15 - 30

30 - 60

0 - 15

15 - 30

30 - 60

Ech

E1

167.84

278.37

239.48

7.56/9.02

915.05

1103.80

586.78

4.35/4.45

E2

195.65

277.18

281.25

7.48/9.12

391.66

541.66

366.66

4.33/4.4

E3

139.84

168.64

267.35

7.81/9.12

275.99

329.54

193.61

4.31/4.43