White shrimps were deheaded and peeled. Fifteen shrimps per treatment were soaked in the solution of sodium chloride at 3 g/ 100 ml, sodium bicarbonate at 2, 4 g/100 ml, sodium bicarbonate
containing traces of citric acid at 2, 4 g/100 ml and STPP at 2, 4 g/ 100 ml and combination of sodium chloride at 3 g/100 ml with other salts at 2 and 4 g/100 ml for 3 h at about 5 C.