如果你要做三聚氰胺条件研究的话,更有意义的是做一下三聚氰胺和三聚氰酸的同时检测。
Column: Cogent Diamond Hydride™ 4μm, 100Å.
Catalog No.: 70000-15P-2
Dimensions: 2.1 x150 mm
Solvents: A: DI water + 0.1% acetic acid
B: Acetonitrile + 0.1% acetic acid
Gradient: Time %B
0.0 100
15.00 50
Post Tme: 5 min
Flow Rate: 0.4 mL/min. t0 = 0.8 min
Sample Prep: 1. Cyanuric acid 1.5 microg/mL: NEG (M-H)-
128.0102 m/z analyzed in Neg mode, RT = 1.278 min
2. Melamine 3 microg/mL: POS (M+H)+ 127.0727 m/z
analyzed in Pos mode, RT = 11.260 min
Detection: ESI – NEG for cyanuric acid and ESI – POS
for melamine: - Agilent 6210 MSD TOF mass
spectrometer.