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IAEA-S-2(硫化银中的硫同位素)
¥650
哈氏合金7C
不锈钢
枪弹用铅
NBS127(硫酸钡中的硫和氧同位素)
IAEA-N-2(硫酸铵中的氮同位素)
Polyvinylpyrrolidone Coated Silver Nanoparticles (Nominal Diameter 75 nm)
仪器响应标准X射线粉末衍射;Instrument Response Standard for X-Ray Powder Diffraction
氧气马氏体时效钢
白波特兰水泥
Fatty Acid Methyl Esters in 2,2,4-Trimethylpentane
苏必利尔湖鱼组织;Lake Superior Fish Tissue