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冻干粉中沙门氏菌(阴性)质控样
ERLENMEYER FLASK WITH STRAIGHT RIM,DURAN
ENVI-18 DSK SPE膜片
(办证)Triethanolamine标准品
蛇形蒸馏器烧瓶
POLARIS C18-A 柱
Thermo Scientific™ TOC Certified Clear Boston Round Bottle with Closure, 1000 mL
Envi-Florisil SPE小柱, 54支/盒
4-Methylthiophene-2-boronic Acid
正丁醇