When Scutellaria baicalensis was vapoured for an hour, it turned soft and bright yellow.

• 黄芩蒸 1h软化切片 ；色黄鲜艳 ；黄芩素含量较高 ；质量较好 ；与冷浸 2 4h切片比较 ；黄芩素含量平均高 2 2 .；9%25。