溶剂型涂料中16种有害物质的气相色谱-质谱同时检测方法 关键词：溶剂型涂料；有害物质；气相色谱一质谱法；超声萃取 [gap=1473]Key words：solvent based coatings；harmful substances；GC—MS；sonicate extraction
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方法采用气相色谱-质谱法分析鉴定，并用归一化法测定其百分含量。
Methods The constituents separated were identified by GC-MS, and the percentage contents of compositions were determined by normalization method.
用气相色谱-质谱法对其化学成分进行鉴定，共鉴定了19个成分，用归一化法测定各组分的相对百分含量，占挥发油总成分的57.13%。
The components separated were identified by GC-MS. 19 components composed of about 57.13% of the total volatile oil were identified.
方法水蒸气蒸馏法提取挥发油后，采用气相色谱-质谱法分析，用峰面积归一法测定成分的相对含量。
MethodsEssential oils were extracted from samples by steam distillation, The chemical constituents were determined by GC-MS with area normalization method.
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