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4ML组合装便利包 透明 聚四氟乙烯/红色
气进样针
2-乙酰基环戊酮
STANDARD CONES, DG-GROUND, NS 29.2/32, DURAN
25 ML B级透明塑料(PMMA)滴定管,PTFE活塞
苯并二氢吡喃-4-酮
GLASS COL. 6FT.X 6MM,4MMID (2-0590U) P/W 3%CW20M ON CHROMOSORB WAW-DMDCS 60/80
COVER GLASSES, RECTANGULAR, 24 X 32 MM, THICKNESS: 0,13 - 0,17 MM
DM-5 50m x 0.32mm x 0.5μm
UBBELOHDE VISCOMETERS, DIN TYPE WITH IMPRINTED CONSTANT ACC. TO ISO/DIN 3105, DIN 51502, BS 188, K