Table 4. Changes in viscosity (experiment by aging period)

Variables	IC (%)	Viscosity (cP)	Reduction rate (%)
PC (6w)	21.86	22,000.0
PC (26w)	18.77	20,460.0	7.00
PC (36w)	18.19	18,004.8	18.16
Remark		On the basis of IC	Compared to PC (6w)

IC, intact casein; cP, centipoise.