聯系電話
廣州菲羅門科學儀器有限公司
初級會員·11年
- 聯系人：
- 菲羅門
- 電話：
- 020-22826668
- 手機：
- 售后：
- 020-22826668
- 傳真：
- 020-28098130
- 地址：
- 廣州市天河北路179號尚層國際13樓
- 網址：
- www.gzflm.com
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白酒提取物指紋圖譜
Liquorice Extracts Fingerprint
Conditions
Column: ACE 3 C18-PFP
Dimensions: 150 x 2.1 mm
Part Number: ACE-1110-1502
Mobile Phase:
A: Ammonium acetate in H2O pH 4
B: MeOH
Time(mins) | %B |
0 | 10 |
1 | 10 |
11 | 15 |
55 | 90 |
60 | 100 |
Flow Rate: 0.4 mL/min
Injection: 2 μL
Temperature: 40 °C
Detection: UV, 260, 280, 330 and 350 nm
Sample: Plant material ground to a fine powder in pestle and mortar. Powdered material extracted into methanol by ultrasonification for 30 minutes, followed by centrifugal filtration.
Methanolic liquorice leaf extract at different wavelengths
Comparison of methanolic extracts at 260 nm
