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OALib Journal期刊
ISSN: 2333-9721
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铝火花法测定钢铁中的硼
, PP. 75-80
Abstract:
铝火花法测定钢铁中的硼具有较高的灵敏度和精确度。它是用过氧酸溶解样品,再加一定量的氢氧化钠溶液,然后滴在铝电极上蒸干。用火花光源在中型光谱仪上摄谱。不用分离铁的基体直接利用硼线2496.778A进行硼的定量分析,所分析硼的含量是从0.005％到1.0％。
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