2-羟基-4-(羟甲基)苯甲醛, 2-Hydroxy-4-(hydroxymethyl)benzaldehyde

4-溴二苯并噻吩, 4-Bromodibenzo[b,d]thiophene

1,2-二甲基苯并二唑-5-羧酸, 1,2-Dimethylbenzodiazole-5-carboxylic acid

氧化氯丹标准溶液, Oxychlordane Standard solution

噻嗪酮标准溶液, Buprofezin Standard solution

溴布特罗盐酸盐标准溶液, Brombuterol hydrochloride Standard solution

盐酸金刚乙胺标准溶液, Rimantadine hydrochloride Standard solution

1,2-丙二醇, 1,2-Propanediol

丙烯酰胺-13C3, Acrylamide-13C3,1000ppm

四环素盐酸盐, Tetrac ycline hydrochloride,1000μg/mL