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2,4,6-三甲基苯磺酰氯
2-甲基-3-氨基-5-溴吡啶
2,4-二氟溴苄
DM-225 30m x 0.25mm x 0.25μm
Tygon? Long Flex Life (Type B) ID 1.6mm OD 4.8mm wall 1.6mm/7.5m
甲醇中甲砜霉素溶液标准物质
氯化钕,99.9%
FILTERING JAR WITHOUT SPOUT HAEVY WALL, DURAN, 20.0L
DISCOVERY DPA-6S PK/108 1ML TUBE 50MG
LDN-193189