Inhibitor

Conc.

Initial Weight (g)

Final Weight (g)

Change in Weight (g)

Corrosion Rate

(mm/yr)

Inhibitor Efficiency (%)

0%

6.8217

6.6139

0.2078

0.6187

0

5%

6.6576

6.6321

0.0255

0.0759

87.73

10%

6.2922

6.2519

0.0403

0.1199

80.62

15%

6.7667

6.766

0.0007

0.0021

99.66

20%

6.6391

6.6372

0.0019

0.0056

99.09

25%

6.5976

6.5963

0.0013

0.0038

99.38