The carboxylic content in oxycellulose was analyzed quantitatively by FTIR using KSCN as internal standard.Calibration curve with good linear relationship was obtained.
KSCN作为内标，用傅里叶变换红外光谱法(FTIR)对氧化纤维素中的羧基含量作了定量
析，
出了线性关系较好的标准曲线。
The carboxylic content in oxycellulose was analyzed quantitatively by FTIR using KSCN as internal standard.Calibration curve with good linear relationship was obtained.
KSCN作为内标，用傅里叶变换红外光谱法(FTIR)对氧化纤维素中的羧基含量作了定量析，出了线性关系较好的标准曲线。
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