extremely significantp < 0.01
In samples soaked in 0.5 g/100 mL NaHCO 3 , the blanching time had a significant ( p < 0.05) effect on the relative gray levels of the bands 2, 7, and 8 bands, while the difference in the relative gray level between bands 5 and 6 bands was extremely significant ( p < 0.01).