熱門關(guān)鍵詞:蘇瑪罐,原子吸收分光光度計(jì),環(huán)境監(jiān)測產(chǎn)品,液相色譜,色譜柱。
更新時(shí)間:2023-06-15
Rxi-5HT 氣相色譜柱低極性相;二苯基二甲基聚硅氧烷。特別設(shè)計(jì)的熔融石英管使色譜柱的使用壽命延長40%。類似固定相:DB-5ht, VF-5ht, ZB-5HTinferno
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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(shè)計(jì)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(yīng)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 |
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). |