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填充柱 Sieve 5A 60/80
ICP Unifit-ezyfit sample tube三通进样管
PESTLE, MADE OF PORCELAIN, WITH GRINDING SURFACE, D. 42 MM, HEIGHT 175^ MM
(定制产品)12种元素ICP-MS混标,1000mg/L溶于10% HNO3 + Tr HF
CAPCELL PAK C18 AQ (S-3) 3.0X100
Zinc Diphosphate
500ml广口方形带刻度试剂瓶,PE瓶身PP盖子,口径34.5mm
TARGET 棕色样品瓶/密封垫
DURAN YOUTILITY Screw Cap GL 45, Cyan Polypropylene, with ergonomic shape for DURAN? laboratory glass bottles with DIN thread
气相色谱柱,TG-1301MS 75m x 0.53mm x 3μm