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當(dāng)前位置:> 供求商機(jī)> Rtx-VRX 氣相色譜柱
貨物所在地:北京北京市
產(chǎn)地:美國
更新時(shí)間:2025-02-19 16:07:50
有效期:2025年2月19日 -- 2025年8月22日
已獲點(diǎn)擊:188
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Rtx-VRX 氣相色譜柱簡介:
(Crossbond技術(shù)鍵合固定相)
揮發(fā)性有機(jī)污染物分析柱。
對U.S.EPA方法中8021中成分進(jìn)行分離,表現(xiàn)。
溫度穩(wěn)定至 260 °C。
Rtx-VRX固定相和*管柱尺寸對分析揮發(fā)性化合物時(shí)保證低流失、良好的分離度和快速分析。
類似固定相:DB-VRX
訂貨信息:
ID | df | 溫度限 | 30米 | 60米 | 75米 |
0.25 mm | 1.40 μm | -40 to 240/260 °C | 19315 | 19316 | |
0.32 mm | 1.80 μm | -40 to 240/260 °C | 19319 | 19320 | |
0.45 mm | 2.55 μm | -40 to 240/260 °C | 19308 | 19309 | |
0.53 mm | 3.00 μm | -40 to 240/260 °C | 19385 | 19388 | |
ID | df | 溫度限 | 20米 | 40米 | |
0.18 mm | 1.00 μm | -40 to 240/260 °C | 49314 | 49315 |
Peaks | |
---|---|
1. | Dichlorodifluoromethane![]() |
2. | Chloromethane![]() |
3. | Vinyl chloride![]() |
4. | Bromomethane![]() |
5. | Chloroethane![]() |
6. | Trichlorofluoromethane![]() |
7. | 1,1-Dichloroethene![]() |
8. | Methylene chloride![]() |
9. | Freon® 113![]() |
10. | trans-1,2-Dichloroethene![]() |
11. | Methyl tert-butyl ether![]() |
12. | 1,1-Dichloroethane![]() |
13. | cis-1,2-Dichloroethene![]() |
14. | Bromochloromethane![]() |
15. | Chloroform![]() |
16. | 2,2-Dichloropropane![]() |
17. | 1,2-Dichloroethane![]() |
18. | 1,1,1-Trichloroethane![]() |
19. | 1,1-Dichloropropene![]() |
20. | Carbon tetrachloride![]() |
21. | Benzene![]() |
22. | Fluorobenzene (SS)![]() |
23. | Dibromomethane![]() |
24. | 1,2-Dichloropropane![]() |
25. | Trichloroethene![]() |
26. | Bromodichloromethane![]() |
27. | 2-Chloroethyl vinyl ether![]() |
28. | cis-1,3-Dichloropropene![]() |
29. | trans-1,3-Dichloropropene![]() |
30. | 1,1,2-Trichloroethane![]() |
31. | Toluene![]() |
32. | 1,3-Dichloropropane![]() |
33. | Dibromochloromethane![]() |
Peaks | |
---|---|
34. | 1,2-Dibromoethane![]() |
35. | Tetrachloroethene![]() |
36. | 1,1,1,2-Tetrachloroethane![]() |
37. | Chlorobenzene![]() |
38. | Ethylbenzene![]() |
39. | m-Xylene![]() |
40. | p-Xylene![]() |
41. | Bromoform![]() |
42. | Styrene![]() |
43. | 1,4-Dichlorobutane (SS)![]() |
44. | 1,1,2,2-Tetrachloroethane![]() |
45. | o-Xylene![]() |
46. | 1,2,3-Trichloropropane![]() |
47. | Isopropylbenzene![]() |
48. | Bromobenzene![]() |
49. | n-Propylbenzene![]() |
50. | 2-Chlorotoluene![]() |
51. | 4-Chlorotoluene![]() |
52. | 1,3,5-Trimethylbenzene![]() |
53. | tert-Butylbenzene![]() |
54. | 1,2,4-Trimethylbenzene![]() |
55. | sec-Butylbenzene![]() |
56. | 1,3-Dichlorobenzene![]() |
57. | 1,4-Dichlorobenzene![]() |
58. | p-Isopropyltoluene![]() |
59. | 1,2-Dichlorobenzene![]() |
60. | n-Butylbenzene![]() |
61. | 1,2-Dibromo-3-Chloropropane![]() |
62. | 4-Bromochlorobenzene (SS)![]() |
63. | 1,2,4-Trichlorobenzene![]() |
64. | Naphthalene![]() |
65. | Hexachlorobutadiene![]() |
66. | 1,2,3-Trichlorobenzene![]() |
GC_EV00001
Column | Rtx®-VRX, 75 m, 0.45 mm ID, 2.55 µm (cat.# 19309) |
Sample | 502.2 CAL2000 MegaMix Mixture (cat.# 30431) |
502.2 Calibration Mix #1A (cat.# 30439) | |
4-bromochlorobenzene (cat.# 30230) | |
2-chloroethyl vinyl ether (cat.# 30265) | |
1,4-dichlorobutane (cat.# 30227) | |
fluorobenzene (cat.# 30030) | |
methyl tert-butyl ether (MTBE) (cat.# 30402) | |
Freon® 113 (custom) | |
Conc.: | 20 ppb in 5 mL of RO water |
Injection | purge and trap splitless |
Purge and Trap | |
Instrument: | Tekmar LSC-3000 Purge and Trap |
Trap Type: | Vocarb 3000 |
Purge: | 11 min, flow 40 mL/min |
Dry Purge: | 1 min, flow 40 mL/min |
Desorb Preheat Temp.: | 245 °C |
Desorb: | 2 min @ 250 °C |
Bake: | 8 min @ 260 °C |
Interface Connection: | direct |
Transfer Line Tubing: | 0.32mm ID Siltek® Guard Column (cat.# 10027) |
Oven | |
Oven Temp.: | 35 °C (hold 12 min) to 60 °C at 5 °C/min (hold 1 min) to 220 °C at 17 °C/min (hold 3 min) |
Carrier Gas | He, constant flow |
Flow Rate: | 9 mL/min |
Detector | μGold Tandem PID/HALL 2000 |
Notes | Dry purge: 1 min. @ 40mL/min. (MCS bypassed with Silcosteel® tubing). PID: makeup 7mL/min., purge 7mL/min., set @ 0.35mV base temp. 200°C. ELCD Hall 2000: RxnGas 25mL/min.,RxnTemp.: 940°C, propanol flow 470μL/min. |
Acknowledgement | Finnigan 9001 GC, μGold Tandem Photoionization/HALL® 2000 Electrolytic Conductivity Detector provided courtesy of Thermo Finnigan GC & GC/MS Division, 2215 Grand Avenue Pkwy, Austin, Texas 78728 |
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