Research Article
Rapid Characterization of Tanshinone Extract Powder by Near Infrared Spectroscopy
Table 2
Experiment schedules of
Salvia miltiorrhiza alcohol extraction (
).
| Run | : ethanol concentration/% | : ethanol volume/L | : decoction time/hour |
| 1 | 90 | 5 | 1.75 | 2 | 90 | 5 | 3.00 | 3 | 80 | 4 | 0.50 | 4 | 80 | 4 | 3.00 | 5 | 90 | 4 | 1.75 | 6 | 90 | 6 | 1.75 | 7 | 100 | 6 | 0.50 | 8 | 80 | 6 | 3.00 | 9 | 100 | 5 | 1.75 | 10 | 90 | 5 | 1.75 | 11 | 100 | 4 | 0.50 | 12 | 90 | 5 | 1.75 | 13 | 80 | 5 | 1.75 | 14 | 100 | 4 | 3.00 | 15 | 100 | 6 | 3.00 | 16 | 80 | 6 | 0.50 | 17 | 90 | 5 | 1.75 | 18 | 90 | 5 | 0.50 | 19 | 90 | 5 | 1.75 | 20 | 90 | 5 | 1.75 |
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