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针头过滤器,聚丙烯外壳,尼龙滤膜,孔径0.45um
p-Ethoxyethynylbenzene
用于Graphpak进样口的密封垫(10个/包)
2-氯-6-甲氧基喹啉-3-甲醛
四水合三氯化铟,99.9%
ORGAN STORAGE GLASSES, WIDE MOUTH, W. POLISHED RIM, COMPLETE LID., 250 ML DURAN
气相色谱柱,TG-17MS 15m x 0.53mm x 1μm
VITsafe? Safety-Wash-Bottle, PE-LD, GL 45, wash-bottle cap, PP, Ethyl acetate, 500 ml
砂芯漏斗
邻溴碘苯