农药中2-硝基苯酚检测方案(液相色谱柱)
ChromCoreTM 120 C18反相色谱柱,结合简便的乙腈/水系统进行梯度洗脱,在该色谱条件下,短时间内将十种化合物基线分离,可以用于苯基脲类化合物的检测。
Column: ChromCoreTM 120 C18, 3 μm
Dimension: 4.6 × 150 mm
Mobile phase: A)Acetonitrile (乙腈)
B)D.I. Water(去离子超纯水)
Gradient: t (min) A B
-5.0 40 60
0 40 60
10 80 20
Flow rate: 1 mL/min
Temperature: 30 ℃
Injection: 5 μL
Detection: UV 245 nm
Sample: Phenyl Urea standards in methanol, 100 μg/mL each
Peaks: 1. Tebuthiuron
2. Thidiazuron
3. Monuron (Surr)
4. Fluometuron
5. Diuron
6. Propanil & Siduron A
7. Siduron B
8. Liunuron
9. Carbazole (Surr)
10. Diflubenzuron