The carboxylic content in oxycellulose was analyzed quantitatively by FTIR using KSCN as internal standard.Calibration curve with good linear relationship was obtained.
摘要以KSCN作为内标，用傅里叶
外光谱法(FTIR)对氧化纤维素中的羧基含量作
定量分析，得出线
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.
摘要以KSCN作为内标，用傅里叶外光谱法(FTIR)对氧化纤维素中的羧基含量作定量分析，得出线关系较好的标准曲线。
The changes of intrinsic viscosity and end carboxyl group content with temperature and time were studied for poly(trimethylene terephthalate)(PTT), PET and CDP.
研究聚对苯二甲酸丙二醇酯(PTT),PET,CDP在不同温度和时间下的特粘数和端羧基含量的化。
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