員.png)
9
Rxi-1HT 氣相色譜柱
Rxi-1HT 氣相色譜柱簡介
(非極性相；二甲基聚硅氧烷)
色譜柱經(jīng)過加工可應(yīng)用于高溫的環(huán)境，例如高分子量的烴類。
溫度范圍：-60到400°C。
類似固定相：DB-1ht, ZB-1HTinferno
訂貨信息：
| ID | df | 溫度限度 | 15-米 | 30-米 |
| 0.25 mm | 0.10 μm | -60 to 400 °C | 13950 | 13951 |
| 0.25 μm | -60 to 400 °C | 13952 | ||
| 0.32 mm | 0.10 μm | -60 to 400 °C | 13953 | 13954 |
| 0.25 μm | -60 to 400 °C | 13955 |
Diesel #2/Motor Oil Standard on Rxi®-1HT (15 m x 0.25 mm x 0.10 µm)
| Peaks | tR (sec) | |
|---|---|---|
| 1. | C16 | 337.6 |
| 2. | C18 | 399.2 |
| 3. | C22 | 507.0 |
| 4. | C24 | 554.5 |
GC_EV1364
| Column | Rxi®-1HT, 15 m, 0.25 mm ID, 0.10 µm (cat.# 13950) |
| Sample | Diesel #2/motor oil (cat.# 31682) |
| Diluent: | Hexane |
| Conc.: | 5,000 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 20 °C/min (hold 1.9 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). |
