The methanolic extract obtained from shellfish sample should be dried under nitrogen, keeping the concentration of methanol below 4%.
利用甲醇进行贝类样品的提取后需要进行氮气吹干，样品检测液中的甲醇浓度必须低于4%。
Objective:To evaluate the anti-inflammatory and analgesic effect of methanolic extract of siegesbeckia orientalis after local application.
目的观察局部外用豨莶草甲醇提取物的抗炎镇痛作用。
After the pretreatment of PODD, sterol ester in PODD can be transesterified into free sterol with methanol while methanolic sodium as catalyst.
在原料脱臭馏出物预处理后，以甲醇钠为碱催化剂，将原料与甲醇进行反应，使原料中的甾醇酯转化为游离甾醇。
应用推荐