Compound Analyte : Interferent (w:w) Relative Sensitivity (%)*
Acetaminophen 1:1 95.86
Caffeine 1:1 96.43
Salicylamide 1:1 96.57
Codeine 1:1 97.28
Aspirin 1:1 97.13
Digoxin 1:1 96.25
*Expressed as the ratio of the signal of the analyte in the presence of interferent to that of the analyte alone
Table 2: Interference by various compounds on the analysis of propranolol.