兑水 发表于 2009-9-29 15:38:07

ASTM D 1977-2003 用氢氟酸/硫酸分解和原子光谱分析测定FCC平...

D1977-03 Standard Test Method for Nickel and Vanadium in FCC Equilibrium Catalysts by Hydrofluoric/Sulfuric Acid Decomposition and Atomic Spectroscopic Analysis
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