With pretreatment by combustion method, the nickel amount supported in carbon steel nanotube is determined by dimethylglyoxime weight method and accurate and stable analysis results are obtained.

• 采用灼烧法预处理、丁二酮肟重量分析法来测定载镍碳纳米管的载镍量,获得稳定而准确的分析结果。