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样品瓶 4ML G/E 外壳 聚丙烯15X45 W
2ml棕色微量反应瓶
离子色谱柱
SILICA SG80 (S-5) 4.6X250*
PTFE Stirrer Bar, Octahedral, Yellow,15 x 8mm
纤维素酯滤膜;ME28
EQUITY-1 毛细管柱
(定制产品)7种元素ICP-MS混标,Se/Sb/As/Ba/Cd/Pb/Cr,100mg/L溶于2% HNO3+ Tr HF
Talboys 带底座457mm可弯曲长杆夹套装
ST-CONES, SKIRTED, ST 45/40 acc. to DIN 12249 PRECISO, ?:40 MM, L:150 MM, W.TH.:2,3 MM