At last confirming the pigment was delphinidin-3-O-glucoside, the molecular formula is C21H21O12.

最后确定样品可能是飞燕草色素-3-葡糖苷，分子式为C21H21O12。

youdao

At last confirming the pigment was delphinidin-3-O-glucoside, the molecular formula is C21H21O12.

最后确定样品可能是飞燕草色素-3-葡糖苷，分子式为C21H21O12。

youdao