diene value

[ˈdaii:n ˈvælju]
  • diene value
  • 释义

    二烯值;

纠错 数据更新时间:2025-02-04 20:43:01
1、

Determination of Diene Value in Cracking Gasoline by Infrared Transmission Spectrophotometry

红外光谱透射法测定裂解汽油二烯值

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2、

Combined with stoichiometric method, the diene value in cracking gasoline was determined by Fourier Transform Infrared Spectroscopy at selected wavenumber region.

用傅里叶红外光谱仪,在选定的波数范围内,采用化学计量学法测量乙烯裂解汽油的二烯值。

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3、

Diene value and carbonyl value were positively correlated with temperature ( R~ 2 is 0.938 8 and 0.841 6 respectively).

双烯值、羰基值与温度呈正相关(R2分别为0.9388和0.8416)。

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4、

The values measured by IR coincided with those of the reference method ( UOP326-65). The new method has advantages of better repeatability, facility and short analysis time, and it is suitable especially for control analysis of diene value in processing of gasoline.

实验结果表明,该方法测量结果与参考方法(UOP326-65)测量结果之间无显著性差异,具有更好的重复性,操作方便且分析速度快,特别适用于油品生产过程中二烯值的控制分析。

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5、

Lipolysis-oxidation of Jinhua ham and its correlation during traditional processing were studied by analyzing free fatty acids ( FFA), thiobarbituric acid ( TABRS), diene value and carbonyl value.

通过对金华火腿传统加工过程中游离脂肪酸(FFA)、硫代巴比妥酸(TBARS)及双烯值和羰基值等的分析,研究其在加工过程中的脂质分解氧化规律及其与温度条件的相关性。

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