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工业用邻苯二酚
Catechol for industrial use
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工业用对苯二酚
Hydroquinone for industrial use
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洗油酚含量的测定方法
Determination of the phenol content of washing oil
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洗油15℃结晶物的测定方法
Determination of crystallized matter at 15℃ of washing oil
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酚类产品中性油及吡啶碱含量测定方法
Method of determination for neutral oils and pyridine bases contents of phenol products
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酚类产品组成的气相色谱测定方法
The chromatographic method for determination of content of hydroxybenzene
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酚类产品中性油及吡啶碱含量测定方法
Method of determination for neutral oils and pyridine bases contents of phenol products
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邻甲酚组成的气相色谱测定方法
o-Cresol;Determination of composition;Gas chromatography
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