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NOT LONGER AVAILABLE !
Polaris Amide-C18高效液相色谱柱
2-氰乙基N,N,N′,N′-四异丙基亚磷酰二胺
APS-HYPERSIL-2 5UM 250X30MM PREP COLUMN
2,5-二溴呋喃
镧(La)AAS标准溶液,1000mg/L溶于2% HNO3
Skirrow琼脂配套试剂
30mm 0.45um PTFE聚四氟乙烯 100个/包装
硅烷化 棕色 4ML I-D 样品瓶
PRECISION DENSITY HYDROMETER, DIN 12785 WITH THERMOMETER +10 +25°C, L. 430 MM, L20 TH RANGE 0,680