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3-氨基-2-氯吡啶
Wakopak Wakosil-II ? 5C18 HG色谱柱的填料
11mm Snap-It 透明瓶盖,蓝色 PTFE/白色硅胶, 预开口隔垫
BLUE SCREW CAP WITH PTFE/WHITE SILICONE, PRE-SLIT
0.25mol/L草酸钠溶液
Sample container, PE-LD, with flush-fitting hinged lid, PE-LD, 2 ml
WASH SOLUTION 1% HN03 - 1L
蜡样芽胞杆菌干制生化鉴定试剂盒
DISCOVERY HS PEG 保护柱芯
2,5-二甲氧基苯甲醛