石墨炉原子吸收法测定绿色食品农田腐殖土中的铅、铬、镉

GFAAS Determination of Lead、Chromium、Cadmium in Humus of Greenfood Farmland

中文关键词:  石墨炉原子吸收法  绿色食品  腐殖土  铅  铬  镉

英文关键词:GFAAS  greenfood  humus  lead  chromium  cadmium

中文摘要:

      提出了用石墨炉原子吸收法测定绿色食品农田腐殖土中Pb、Cr、Cd,以PdCl₂和NH₄H₂PO₄作为基体改进剂,经国家标准物质测定证明本法可行.

英文摘要:

      A method for the determination of Pb, Cr, Cd in humus of greenfood farmland with GFAAS was proposed. PdCl₂ and NH₄H₂PO₄ were used as mixted matrix modifier. The method was certified by the analysis of the national standard reference materials.