Time

(hours)

0.5 M H₂SO₄

1.0 M H₂SO₄

25 cm³ inhibitor

50 cm³ inhibitor

25 cm³ inhibitor

50 cm³ inhibitor

144

24.1270

44.1270

32.4125

46.1326

Inhibition Efficiency

(%)

288

26.0740

27.8519

40.9266

45.4826

432

26.6197

28.4507

40.000

42.7376

576

25.4328

27.8296

43.9590

44.5051

720

39.6040

47.7948

43.9375

43.8750