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。
Besides, increasing the humidity and air stimulating could let the mycelial color changed to reddish color and increased the methanolic extracts of mycelia.
此外湿度的增加及空气的刺激有助于菌丝的变红及甲醇萃取物含量的增加。
Trapping reactions in singlet oxygenation of 2-phenylindole (1) and nucleophilic addition reactions of 2-phenyl-3H-indol-3-one (4) both in methanolic media were studied comparatively.
本文比较了在甲醇介质下，2-苯基吲哚（1）单重态氧反应中的捕捉反应以及2-苯基-3H-吲哚-3-酮（4）的亲核加成反应特征。
Trapping reactions in singlet oxygenation of 2-phenylindole (1) and nucleophilic addition reactions of 2-phenyl-3H-indol-3-one (4) both in methanolic media were studied comparatively.
本文比较了在甲醇介质下，2-苯基吲哚（1）单重态氧反应中的捕捉反应以及2-苯基-3H-吲哚-3-酮（4）的亲核加成反应特征。
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