兑水 发表于 2009-10-14 20:26:33

ASTM D 5143-1991 用高性能液相色谱法对土壤中硝化菌和硝酸盐...

D5143-90(1998) Standard Test Method for Analysis of Nitroaromatic and Nitramine Explosive in Soil by High Performance Liquid Chromatography
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