Colour change in indicator sensor in simulated condition was compared with the amount of volatile base actually produced during storage of buffalo meat at refrigerated storage. The buffalo meat recorded TVBN concentration of 8.43 mg/100 g on day 1 of refrigerated storage, 11.03 mg/ 100 g on day 3, 13.65 mg/100 g on day 5, 15.40 mg/100 g