USP 467 溶剂残留顶空进样分析 Rtx-1301气相色谱图

色谱峰：USP 467 溶剂残留顶空进样分析 Rtx-1301PeakstR(min)Conc.(μg/mL)1二氯甲烷Dichloromethane75-09-25.11122三氯甲烷Chloroform67-66-39.2851.23苯Benzene71-43-211.1730.044三氯乙烯Trichloroethylene79-01-614.6471.651,4-二氧六环1,4-Dioxane123-91-117.4367.6

色谱条件：ColumnRtx®-1301w/5mIntegra-Guard®,30m,0.53mmID,3.00μm(cat.#16085-126)；SampleUSP<467>CalibrationMixture#5(cat.#36007)

检测器：FID

色谱柱Rtx-1301 w/5m Integra-Guard

色谱柱规格 30m * 0.53mm * 3.00μm ( 长度*内径*膜厚或粒度 )

色谱柱厂家Restek公司

仪器厂家 / 仪器名称：GC_PH00810USP 467 溶剂残留顶空进样分析 Rtx-1301 PeakstR(min)Conc. (μg/mL) 1

参考资料：ColumnRtx®-1301 w/5m Integra-Guard®, 30 m, 0.53 mm ID, 3.00 μm (cat.# 16085-126)SampleUSP <467> Calibration Mixture #5 (cat.# 36007)Diluent:DMSOConc.:To each 22 mL headspace vial 5ml water, ~ 1.0g of sodium sulfate and 100μL of stock standard were added.Injectionheadspace-loop split (split ratio 2:1)Headspace-LoopInj. Port Temp.:180 °CInstrument:Teledyne Tekmar HT3Inj. Time:1.0 minTransfer Line Temp.:150 °CValve Oven Temp.:150 °CStandby flow rate:10 mL/minSample Temp.:80 °CPlaten temp equil. time:2.0 minSample Equil. Time:15.0 minMixer time:2.0 minMixing level:5Mixer stabilize time:0.5 minVial Pressure:15 psiPressurize Time:2.0 minPressure Equilibration Time:0.5 minLoop Pressure:5 psiLoop Fill Time:2.0 minLoop fill equil. time:0.5 minOvenOven Temp:40 °C (hold 20 min) to 240 °C at 25 °C/min (hold 10 min)Carrier GasHe, constant flowFlow Rate:5 mL/minDetectorFID @ 250 °CMake-up Gas Flow Rate:45 mL/minNotesFID conditions:hydrogen flow: 40 mL/min.air flow: 450 mL/min.