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氯化钠 CP(沪试)
Stand base made of stell hammereffect green painted, with winding M10 for rod, Dimensions 315 x 200 mm, weight 4,0 Kg
FLAT-HEAD STOPPER
噻苯咪唑-5-羟基标准品
气相色谱柱,TRACE TR-50MS 气相柱, 30m, 0.53mmID, 0.5μm 液膜厚度
(2-氯苄基)三苯基氯化膦
铟 ICP 标准品,TraceCERT, 1000 mg/L In in nitric acid
气进样针
1,5-环辛二烯(六氟乙酰丙酮)(I)铱
9mm 白色硅胶/红色PTFE隔垫