Effects of Different Enzymes and Concentrations in the Production of Clarified Lemon Juice

Table 6

Turbidity values of lemon juices (NTU).

Stages of production	Rapidase Intense			Novoferm 61			Novozym 33095			Factory production
	10; (μL/100 mL)	20; (μL/100 mL)	40; (μL/100 mL)	10; (μL/100 mL)	20; (μL/100 mL)	40; (μL/100 mL)	10; (μL/100 mL)	20; (μL/100 mL)	40; (μL/100 mL)	20; (μL/100 mL)
Extraction	1047.45 ± 22.36^a	1047.45 ± 22.36^ab	1047.45 ± 22.36^a	1041.15 ± 12.73^a	1041.15 ± 12.73^ab	1041.15 ± 12.73^a	1075.05 ± 69.98^a	1075.05 ± 69.98^a	1075.05 ± 69.98^a	733.00 ± 69.76^c
Pulp removal	1043.38 ± 30.97^a	1043.38 ± 30.97^ab	1043.38 ± 30.97^a	1074.51 ± 29.28^a	1074.51 ± 29.28^a	1074.51 ± 29.28^a	1015.37 ± 32.96^a	1015.37 ± 32.96^a	1015.37 ± 32.96^a	919.00 ± 35.69^b
Pasteurization	1021.87 ± 66.86^a	1021.87 ± 66.86^b	1021.87 ± 66.86^a	1038.67 ± 56.84^a	1038.67 ± 56.84^ab	1038.67 ± 56.84^a	1077.32 ± 67.92^a	1077.32 ± 67.92^a	1077.32 ± 67.92^a	1000.00 ± 0.00^a
Enzymation	1059.83 ± 60.80^aA	1085.88 ± 12.22^aA	1045.21 ± 62.28^aA	1029.98 ± 11.21^aA	1018.12 ± 2.15^bA	1040.96 ± 43.27^aA	1027.35 ± 15.50^aA	1052.6 ± 33.07^aA	993.02 ± 47.30^aA	1002.33 ± 13.65^a
Clarification	23.07 ± 7.71^bA	14.47 ± 3.23^cA	17.63 ± 3.87^bA	18.70 ± 1.33^bA	18.35 ± 2.20^cA	15.35 ± 5.29^bA	9.75 ± 2.43^bA	10.60 ± 0.20^bA	11.24 ± 0.73^bA	1051.67 ± 44.88^a
Rotary vacuum filter	—	—	—	—	—	—	—	—	—	10.60 ± 0.20^d
Kieselguhr filter	—	—	—	—	—	—	—	—	—	2.57 ± 0.04^d
Paper filter	0.32 ± 0.09^bA	0.29 ± 0.04^cA	0.28 ± 0.05^bA	0.35 ± 0.03^bA	0.35 ± 0.04^cA	0.29 ± 0.10^bA	0.36 ± 0.01^bA	0.34 ± 0.02^bA	0.31 ± 0.07^bA	0.01 ± 0.01^d

Small letters on the same column show the difference between the stages of production; uppercased letters in the same row show the difference between enzyme concentrations for each enzyme. The difference between stage of production and enzyme concentrations is at level of 0.01 (𝑃<0.01) importance.