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VOLUMETRIC FLASK TPX, 50 ml
砂芯坩埚(G1垂熔坩埚)
4种氟利昂混标(HJ1058)
MICROVIAL TARGET DP 透明 12X3
清洗剂HB
TITAN 注射器 滤器 CA 0.20
DURAN? GLS 80 Laboratory glass bottle protect, plastic coated (PU), amber, with screw cap and pouring ring (PP), 1000 ml
DELIVERY ADAPTERS, BENT, SOCKET ST 29/32 TUBE LENGTH: 100 MM
13种元素ICP-MS混标,10mg/L溶于2% HCl
四苯基硼四苯基磷