Research Article
Rapid Characterization of Tanshinone Extract Powder by Near Infrared Spectroscopy
Table 3
The contents of cryptotanshinone and tanshinone IIA of tanshinone extract powders.
| Type | Index | Contents/mg·g−1 | Relative standard deviation |
| Homemade | Cryptotanshinone | | 1.0 | (20 batches) | Tanshinone IIA | | 1.1 | Commercial | Cryptotanshinone | | 1.0 | (30 batches) | Tanshinone IIA | | 2.3 |
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