用SE- 5 4毛细管柱分析了煤焦油和下游产品洗油中的萘含量，比国标法分离度好，用内标法（对四甲苯做内标）定量准确可。
Naphthalene content in coal-tar oil and cleaning oil was analyzed and determined using SE-54 capillary column.
用SE- 5 4毛细管柱分析了煤焦油和下游产品洗油中的萘含量，比国标法分离度好，用内标法（对四甲苯做内标）定量准确可。
Naphthalene content in coal-tar oil and cleaning oil was analyzed and determined using SE-54 capillary column.
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