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白色Nuclepore聚碳酸酯滤膜
NP1EO,对壬基苯酚一乙氧醚,10 ng/ul, 溶于甲醇 标准品
10ul气相进样针,固定针头,锥形头
异植物醇
Silicone peroxide id. 0.76mm standard tubing/reel of 15m 7625-24
耐高温O型圈(绿色);THERM-O-RINGS, 1/4"
塑料中六价铬 空白样品A
氯苯甲酸
THERMOSTATIC-REACTION VESSEL, FLAT FLANGE WITH GROOVE, WITH DRAWAL VALVE, CYLINDRICAL, ROUND BOTTOM, GRADUATED, DISTRIBUTION RING FOR STABILIZING MEDIA, DN 60, 250 ML, GL 14, VALVE 6 MM, OUT
硅胶 60 GF254