Triethyl orthoacetate in reaction mixtures was separated from other components and determined by gas chromatography with external standard method.
应用气相色谱法测定制备原乙酸三乙酯反应产物中产品质量。
Triethyl orthoacetate in reaction mixtures was separated from other components and determined by gas chromatography with external standard method.
应用气相色谱法测定制备原乙酸三乙酯反应产物中产品质量。
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