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气进样针
戊二烯醛缩二苯胺盐酸盐
原丙酸三甲酯
Storage bottle, PE-LD, narrow-mouth, without tap, 10 l
Chiral 气相色谱柱 Rt-bDEXsp 30m 0.32mm ID 0.25um
FLASKS, PEAR SHAPED, CENTERED, PRECISO, FLAT BOTTOM, ST 19/26, CAPACITY 100 ML
碘化锡(IV)
100% PTFE密封垫 1/16英寸*1.2mm,长垫
咯喹酮 标准品
有机废液泵管