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Rxi-5HT 氣相色譜柱
Rxi-5HT 氣相色譜柱簡介：
（低極性相；二苯基二甲基聚硅氧烷)
特別設計的熔融石英管使色譜柱的使用壽命延長40%。
色譜柱經(jīng)過加工可應用于高溫的環(huán)境，例如礦物油。
溫度范圍：-60到400°C。
類似固定相：DB-5ht, VF-5ht, ZB-5HTinferno
訂貨信息：
| ID | df | 溫度限度 | 15-米 | 30-米 |
| 0.25 mm | 0.10 μm | -60 to 400 °C | 13905 | 13908 |
| 0.25 μm | -60 to 400 °C | 13923 | ||
| 0.32 mm | 0.10 μm | -60 to 400 °C | 13906 | 13909 |
| 0.25 μm | -60 to 400 °C | 13924 | ||
| 0.53 mm | 0.15 μm | -60 to 380/400 | 13910 |
Arabian Medium Crude Oil on Rxi®-5HT (15 m x 0.25 mm x 0.10 µm)
| Peaks | tR (sec) | |
|---|---|---|
| 1. | C10 | 125.1 |
| 2. | C20 | 469.6 |
| 3. | C30 | 694.8 |
GC_EV1385
| Column | Rxi®-5HT, 15 m, 0.25 mm ID, 0.10 µm (cat.# 13905) |
| Sample | Arabian medium crude oil |
| Diluent: | Methylene chloride |
| Conc.: | 50,000 ng/µL |
| Injection | |
| Inj. Vol.: | 1 µL split (split ratio 10:1) |
| Liner: | Premium 4 mm Precision liner w/wool (cat.# 23305.5) |
| Inj. Temp.: | 275 °C |
| Split Vent Flow Rate: | 17.5 mL/min |
| Oven | |
| Oven Temp.: | 40 °C (hold 0.1 min) to 400 °C at 19.6 °C/min (hold 1.53 min) |
| Carrier Gas | H2, constant flow |
| Flow Rate: | 1.75 mL/min |
| Detector | FID @ 420 °C |
| Constant Column + Constant Make-up: | 50 mL/min |
| Make-up Gas Type: | N2 |
| Hydrogen flow: | 40 mL/min |
| Air flow: | 450 mL/min |
| Data Rate: | 20 Hz |
| Instrument | Agilent/HP6890 GC |
| Notes | Actual column length was calculated to be 15.7 m using holdup time and EZGC® flow calculator (http://www.restek。。ｃｏｍ/ezgc-mtfc). |
