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Rtx-G43 氣相色譜柱
Rtx-G43 氣相色譜柱產(chǎn)品性能：
熔融石英包含5米 Integra-Guard 保護柱
(Crossbond技術(shù)鍵合氰丙基二甲基聚硅氧烷)
制藥產(chǎn)品中的殘留溶劑柱，滿足USP<467>所有的要求。
分析柱含Integra-Guard 保護柱消除了連接和泄漏問題。
Rtx-G43 溫度穩(wěn)定至240 °C。
訂貨信息：
| ID | df | 溫度限 | 30米包含5米, 0.53mm ID Integra-Guard 保護柱 |
| 0.53 mm | 3.00 μm | -20 to 240 °C | 16085-126 |
Dynamic Headspace USP<467>solvents on Rtx®-1301 (G43)
| Peaks | tR (min) | sample concentration (µg/ml) | |
|---|---|---|---|
| 1. | Dichloromethane | 5.137 | 12.0 |
| 2. | Chloroform | 9.260 | 1.2 |
| 3. | Benzene | 11.145 | 0.04 |
| 4. | Trichloroethylene | 14.601 | 1.6 |
| 5. | 1,4-Dioxane | 17.349 | 7.6 |
GC_PH00811
| Column | Rtx®-1301 (G43), 30 m, 0.53 mm ID, 3.00 µm (cat.# 16085-126) |
| Sample | USP<467>Calibration Mixture #5 (cat.# 36007) |
| Diluent: | DMSO stock standard |
| Conc.: | To each 22mL headspace vial 5ml water, ~ 1.0g of sodium sulfate and 100µL of stock standard were added. The preparations yielded the concentrations above. |
| Injection | headspace-trap split |
| Oven | |
| Oven Temp.: | 40 °C (hold 20 min) to 240 °C at 25 °C/min (hold 10 min) |
| Carrier Gas | He, constant flow |
| Flow Rate: | 5 mL/min |
| Detector | FID @ 250 °C |
| Make-up Gas Flow Rate: | 45 mL/min |
| Notes | Detector: Hydrogen flow: 40 mL/min Air flow: 450 mL/min Dynamic Headspace (Trap) Conditions: Instrument: edyne Tekmar HT3 Valve oven temp.: 150°C Transfer line temp.: 150°C Standby flow rate: 10mL/min. Trap standby temp.: 40°C Platen/sample temp.: 80°C Sample equil. time: 15.00 min. Mixer time: 2.00 min. Mixing level: 5 Mixer stabilize time: 0.50 min. Sweep flow rate: 75mL/min. Sweep flow time: 3.00 min. Dry purge time: 5.00 min. Dry purge flow: 50mL/min. Dry purge temp.: 25°C Desorb preheat: 245°C Desorb temp.: 250°C Desorb time: 1.00 min. Trap bake temp.: 300°C Trap bake time: 6.00 min. Trap bake flow: 450mL/min. |
