Figure 2: Difference in CIELab color parameters during storage in relation to freshly processed beverage (a) ΔL for batches 1 to 9 after 4 weeks storage (b) Δa for batches 1 to 9 after 4 weeks storage (c) Δb for batches 1 to 9 after 4 weeks storage (d) ΔL for batches 1, 2 and 3 throughout the storage period (e) Δa for batches 1, 2 and 3 throughout the storage period (f) Δb for batches 1, 2 and 3 throughout the storage period (R1, R2 and R3 refer to the replicates of processing conditions)