23种耐磨金属元素混标, 23 Wear Metal Multi Element,100 μg/g in 75 cSt Base oil

23种耐磨金属元素混标, 23 Wear Metal Multi Element,50 μg/g in 75 cSt Base oil

铜标准品, Copper Wear Metal ,1000 μg/g in 75 cSt Base oil

Silver Wear Metal,5000 μg/g in 75 cSt Base oil

钙标准, Calcium Standard,1000 μg/g in Mineral oil

Molybdenum Standard,1000 μg/g in Mineral oil

钼标准

Yttrium Standard,1000 μg/g in Mineral oil

钇标准

痕量金属分析标准品, Trace Metals Standard I,Varied conc. in 2-5% Nitric Acid

3,3',4,4'-Tetrachloroazoxybenzene

双(3,4-二氯苯基)二氮烯-1-氧化物

亚老哥儿试剂盒, Aroclor Kit