Table 1.
Factors (g/L) |
Actual levels of coded factors − 1 + 1 |
|
---|---|---|
Glucose | 5 | 10 |
Sorbitol | 5 | 10 |
Glycerol | 5 | 10 |
Peptone | 4 | 8 |
Tryptone | 4 | 8 |
Meat extract | 5 | 10 |
Yeast extract | 5 | 10 |
Potassium dihydrogen phosphate | 4 | 8 |
Magnesium sulfate | 0.5 | 1 |
Citric acid | 0.5 | 1 |
Thiamine | 0.5 | 1 |