-
First Standard® 甲醇中喹噁啉-2-羧酸溶液; 喹喔啉-2-羧基溶液,1000μg/mL
Quinoxaline-2-carboxylic acid Solution in Methanol,1000μg/mLFirst Standard®天津
-
2-喹喔啉羧酸
-
First Standard® 甲醇中3-甲基喹噁啉-2-羧酸溶液,1000μg/mL
3-Methyl-quinoxaline-2-carboxylic Acid solution in Methanol,1000μg/mLFirst Standard®天津
-
喹喔啉-2-羧酸
-
2-喹喔啉羧酸,879-65-2,97%
-
2-喹喔啉羧酸QCA
-
First Standard® 甲醇中喹噁啉-2-羧酸-D4溶液,100μg/mL
Quinoxaline-2-carboxylic acid-d4 Solution in Methanol, 100μg/mLFirst Standard®天津
-
甲醇中喹噁啉-2-羧酸溶液,100μg/mL 广电计量
-
2-喹喔啉羧酸-D4
-
喹喔啉-2-羧酸 BePure-25400
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