对测定非铁基高温合金中铁时用高氯酸冒烟使铌钽锆水合物脱水分离的效率、脱水物的重溶、穿透，锆对测定铁的影响等问题进行了研究并检验了铁的回收率． Iron non-iron superalloy iron in the test with perchloric acid smoke to niobium tantalum zirconium hydrate dehydration efficiency, re-dissolved dehydration, penetration, zirconium on the determination of the impact of iron and other issues were studied and tested iron The recovery rate.