Spectroscopy and Spectral Analysis, Volume. 42, Issue 10, 3203(2022)
Analysis of Composition Differences of Fresh Radix Rehmanniae, Crude Radix Rehmanniae and Processed Radix Rehmanniae Using Infrared Spectroscopy
Figures & Tables(9)
Fig. 1. ATR-FTIR spectra of the fresh RR (
Fig. 2. ATR-FTIR spectra of standard for saccharide compounds
Fig. 3. ATR-SDIR spectra of the fresh RR (
Fig. 4. ATR-SDIR spectra of standard for saccharide compounds
Fig. 6. Ion Chromatography of the fresh RR (a), crude RR (b) and processed RR (c) extracts
Fig. 7. Contents of 8 kinds of monosaccharides and oligosaccharides in fresh RR, crude RR and processed RR extracts (
the difference in fresh RR with crude RR and processed RR:
Table 1. Gradient elution procedures
View tableView in ArticleTable 1. Gradient elution procedures
Time/min 0 15 25 30 30.1 35 35.1 40 40.1 47 A/% 97 97 0 0 40 40 0 0 97 97 B/% 3 3 100 100 50 50 100 100 3 3 C/% 0 0 0 0 10 10 0 0 0 0 Curve 5 5 5 5 5 5 5 5 5 5
Table 2. Linear regression equations of 8 kinds of monosaccharides and oligosaccharides
View tableView in ArticleTable 2. Linear regression equations of 8 kinds of monosaccharides and oligosaccharides
样品 回归方程 R2 线性范围/
(μg·mL-1)葡萄糖 y=2.933 7x+0.180 8 0.999 2 0.2~20 蜜二糖 y=1.983 1x+0.100 9 0.999 2 0.2~20 果糖 y=0.887 0x+0.782 8 0.999 0 2~200 半乳糖 y=2.933 7x+0.180 8 0.999 2 0.2~20 甘露糖 y=2.786 9x+0.217 8 0.999 3 0.2~20 甘露三糖 y=2.162 2x+0.072 4 0.999 5 0.2~20 水苏糖 y=1.303 1x+0.140 5 0.999 1 2~200 毛蕊花糖苷 y=0.999 0x+2.094 4 0.999 0 2~200
Tools
Get Citation
Copy Citation Text
Jia-yi TIAN, Fang MA, Ling-yu HAN. Analysis of Composition Differences of Fresh Radix Rehmanniae, Crude Radix Rehmanniae and Processed Radix Rehmanniae Using Infrared Spectroscopy[J]. Spectroscopy and Spectral Analysis, 2022, 42(10): 3203
Paper Information
Category: Research Articles
Received: Jul. 23, 2021
Accepted: Feb. 7, 2022
Published Online: Nov. 23, 2022
The Author Email: Jia-yi TIAN (tianjy1198@163.com)
© Copyright 2018-2021 | Chinese Laser Press.
All Rights Reserved 沪ICP备15018463号-20