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5种元素ICP-MS混标,Sb/As/Se/Mo/Ti,溶于5% HNO3 + Tr HF
玻璃气相填充柱(填料 #11947)
BLACK NYLON CONNECTOR FOR MSA TUBE
甲基丙烯酸月桂酯
PUNYW9737196 Nintedanib E-isomer (Intedanib E-isomer)
TARGET注射器MV 零死体积 可拆卸
样品管线,用于MicroMist 雾化器,0.5 mm 内径
500ML 洗气瓶,GL45螺口
BUNSEN-GAS BURNER,W.STOPCOCK ON HOSE CONNECTION, COMPLETE; FOR NATURAL GAS
银色安全铝盖,带PTFE/硅橡胶隔垫