婴儿配方奶粉中的三聚氰胺类添加剂分析 Rxi-5Sil MS
来宝网 2013/7/22点击1830次
婴儿配方奶粉中的三聚氰胺类添加剂分析 Rxi-5Sil MS
GC_FF01095
| 1 | 氰尿酸 | Cyanuric acid | 108-80-5 |
| 2 | 三聚氰胺一酰胺 | Ammelide | 645-93-2 |
| 3 | 三聚氰胺二酰胺 | Ammeline | 645-92-1 |
| 4 | 三聚氰胺 | Melamine | 108-78-1 |
| 5 | 苯代三聚氰胺 | Benzoguanamine | 91-76-9 |
| Column | Rxi®-5Sil MS w/5m Integra-Guard Column, 30 m, 0.25 mm ID, 0.25 µm (cat.# 13623-124) |
| Sample | Infant formula fortified at 1μg/g with Melamine and Related Analogs Stock Standard (cat.# 33253) |
| Benzoguanamine (cat.# 33251) | |
| Conc.: | 0.01 µg/mL as tri-TMS derivatives |
| Injection | |
| Inj. Vol.: | 1.0 µL splitless (hold 1 min) |
| Liner: | 3.5mm Gooseneck Splitless w/Wool (cat.# 22286-200.1) |
| Inj. Temp.: | 280 °C |
| Oven | |
| Oven Temp: | 75 °C to 320 °C at 15 °C/min (hold 4 min) |
| Carrier Gas | He, constant flow |
| Flow Rate: | 1 mL/min |
| Detector | MS |
| Mode: | SIM |
| Transfer Line Temp.: | 290 °C |
| Ionization Mode: | EI |
| Instrument | Shimadzu 2010 GC & QP2010+ MS |
| Notes | all method ions in table, only quantification ions were plotted |
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