Table 2. Optimization Factors for the Spray Drying Process of Silybin Spray-Dried Powder.
factors |
||||
---|---|---|---|---|
level | A (solid content/%) | B (inlet temperature/°C) | C [flow rate/(mL/min)] | D [gas volume flow rate/(L/h)] |
1 | 1.5 | 120 | 1.5 | 357 |
2 | 1 | 130 | 3 | 473 |
3 | 0.5 | 140 | 6 | 610 |