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Table 3 Summary of stress degradation studies of chloramphenicol (2).

From: Stress degradation studies and development of stability-indicating TLC-densitometry method for determination of prednisolone acetate and chloramphenicol in their individual and combined pharmaceutical formulations

Degradation conditions

% Degradation

Rf of degraded products

Acidic hydrolysisa

  

1N HCl

23.75

0.01, 0.04

5N HCl

69.36

0.01, 0.04, 0.81

Basic hydrolysisa

  

0.1N NaOH

100

0.01, 0.44, 0.79

1N NaOH

100

0.01, 0.04, 0.81

5N NaOH

100

0.01, 0.02, 0.04, 0.48

Neutral hydrolysisa

  

H2O

14.35

0.01

Wet heatinga

28.44

0.01, 0.79

Dry heating

24

0.01, 0.79

Photochemical

26.029

0.01,0.09,0.15, 0.27,0.44,0.81,0.85

Oxidation

  

35%v/v H2O2 a

4.129

0.01, 0.12, 0.31

Oxidation at room temp

9.58

0.01, 0.12, 0.31

  1. aReflux in parallel synthesizer for two hours at 80°C