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Diamonsil Plus C18-A 5μm 250 x 4.6mm
(定制产品)24种元素ICP-MS混标,溶于5% HNO3(GB5750-2006)
GRIFFIN BEAKERS, CRYSTAL CLEAR, GRADUATED,TPX, 50 ML PACK OF 20 PCS
5A分子筛 40-60 mesh
Isobavachalcone
BOWLS,WHITE,ROUND,PP, O.D. 200 MM, HEIGTH 80 MM
盐酸硫胺
硫酸钴,七水
5ml透明滴定管(聚四氟乙烯活塞)
Wondasep C18 固相萃取小柱,500MG/6ML