铅锌矿(GS-Pb.Zn-4)GBW(E)070080铅锌矿石成份分析标准物质Pb:22.96,Zn:16.22
面议铅锌矿(GS-Pb.Zn-4)GBW(E)070080铅锌矿石成份分析标准物质Pb:22.96,Zn:16.22
面议铅精矿粉标准样品GBW(E)070174铅精矿成份分析标准物质,Pb:73.42,Zn:2.68
面议铅精矿粉标准样品GBW(E)070173铅精矿成份分析标准物质,Pb:57.44,Zn:2.33
面议铅精矿粉标准样品GBW(E)070172铅精矿成份分析标准物质,Pb:2.66,Zn:43.46
面议铅矿粉标准物质GBW07236铅矿石成分分析标准物质,铅矿标准样品Pb:0.61(GSO-Pb-2)
面议铅矿粉标准物质GBW07235铅矿石成分分析标准物质,铅矿标准样品Pb:4.17(GSO-Pb-1)
面议