Fig. 3. Change in residual nitrite contents (mg/kg) of cooked pork patties with PS during refrigerated storage for 28 d.
Treatments: Control (●), pork patties with 120 ppm sodium nitrite; T1 ( ○ ), pork patties with 2% PS; T2 ( ■ ), pork patties with 2% PC; T3 ( □ ), pork patties with 60 ppm sodium nitrite and 1% PS; NC ( ▲ ), nitrite free.