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Table 1 The factors and levels of Box–Behnken experiment

From: Comprehensive evaluation for the one-pot biosynthesis of butyl acetate by using microbial mono- and co-cultures

Independent variable

Units

Coded variable levels

− 1

0

1

pH

 

5

5.5

6

Acetic acid concentration

(g/L)

10

15

20

Acetic acid addition time

(h)

4

5

6