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The detailed treatments of exogenously added Strobilanthes tonkinensis Lindau (STL) leaves during black tea processing.
| Added Treatment | Types of Additives during BT Processing | Amounts of Additives (STL/Tea Leaves) |
|---|---|---|
| #1 | STL/withered tea leaves | 20/1500 g/g |
| #2 | STL/rolled tea leaves | 20/1500 g/g |
| #3 | STL/fermented tea leaves | 20/1500 g/g |
| #4 | STL/rolled tea leaves | 10/1500 g/g |
| #5 | STL/rolled tea leaves | 30/1500 g/g |
| Blank control | No additives | - |
