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Table 9 Coded and real values of medium compenents for CCD of threonine production by P. pentosaceus TL-3

From: Optimized medium via statistical approach enhanced threonine production by Pediococcus pentosaceus TL-3 isolated from Malaysian food

Variables

Coded symbol

Coded values

− α

− 1

0

+ 1

+ α

Molasses

A

27.84

29.22

30.60

31.98

33.36

Meat extract

B

16

20

24

28

32

(NH4)2SO4

C

6.7

7.55

8.4

9.25

10.10

MnSO4

D

0.067

0.082

0.096

0.110

0.124