8
Rtx-20 气相色谱柱
Rtx-20 气相色谱柱简介：
(低/中极性固定相；Crossbond二苯基二甲基聚硅氧烷)
用于分析挥发成分，香味，酒*料。
温度范围 : -20 °C~320 °C。
等同于USP G28, G32 固定相。
Rtx-20聚合物是按照严格标准人工合成。从聚合物中去除了所有残余催化剂和低分子碎片，保证了密致的单态分布和流失低。
类似固定相：SPB-20, EC-20, AT-20, 007-20
订货信息：
| ID | df | 温度限度 | 15-米 | 30-米 |
| 0.25 mm | 0.25 μm | -20 to 300/320 °C | 10320 | 10323 |
| 0.50 μm | -20 to 290/310 °C | 10338 | ||
| 1.00 μm | -20 to 280/300 °C | 10353 | ||
| 0.32 mm | 0.25 μm | -20 to 300/320 °C | 10324 | |
| 0.50 μm | -20 to 290/310 °C | 10339 | ||
| 1.00 μm | -20 to 280/300 °C | 10354 | ||
| 0.53 mm | 1.00 μm | -20 to 260/280 °C | 10352 | 10355 |
Solvent Mixture #1 on Rtx®-200
| Peaks | |
|---|---|
| 1. | Pentane |
| 2. | Methylene Chloride |
| 3. | Ethylene glycol |
| 4. | Heptane |
| 5. | Cyclopentanol |
| 6. | 3-Hexanol |
| 7. | Acetamide |
| 8. | 2-Methyl-1-pentanol |
| 9. | Furfuryl alcohol |
| 10. | Butyl ether |
| 11. | Nonane |
| 12. | Cumene |
| 13. | Ethyl amyl ketone |
| 14. | Heptanol |
| 15. | Butyl butanoate |
| 16. | Unknown |
| 17. | Benzyl Alcohol |
| 18. | Dipropylene glycol |
| 19. | benzene, diethyl- |
| 20. | Unknown |
| 21. | Unknown |
| 22. | Hexachloroethane |
| 23. | Undecane |
| 24. | 1-Nonanol |
| 25. | p-Methoxyphenol |
| 26. | Triethylene glycol |
| 27. | Dodecane |
| 28. | Undecanal |
| 29. | Tridecane |
| 30. | Unknown |
| 31. | Dodecanal |
| 32. | Dicyclohexylamine |
| 33. | bis(2,2-methoxy)ethyl ether |
| 34. | Pentadecane |
| 35. | Heptadecane |
| 36. | Octadecane |
| 37. | Nonadecane |
| 38. | Eicosane |
| 39. | Acetyl tributyl citrate |
| 40. | 2-Buten-1-ol |
| 41. | Formamide |
| 42. | 3-Pentanol |
| 43. | 1-Nitropropane |
| 44. | Dimethylformamide |
| 45. | 2-Methyl-3-pentanol |
| 46. | Toluene |
| 47. | Ethyl chloroacetate |
| 48. | Dimethylacetamide |
| 49. | p-Xylene |
| 50. | sec-tetrachloroethane |
| 51. | Benzaldehyde |
| Peaks | |
|---|---|
| 52. | o-Chlorotoluene |
| 53. | 2,6-Dimethyl-4-heptanone |
| 54. | 2-Octanone |
| 55. | o-Cresol |
| 56. | α-Methylbenzyl alcohol |
| 57. | 5-Nonanone |
| 58. | Nonanal |
| 59. | Decanal |
| 60. | Unknown |
| 61. | 1-Decanol |
| 62. | 1-Undecanol |
| 63. | 2-Dodecanone |
| 64. | 1-Dodecanol |
| 65. | Tetraethylene glycol |
| 66. | Dibenzyl |
| 67. | Diethyl Phthalate |
| 68. | Tributyl phosphate |
| 69. | Diphenyl sulfone |
| 70. | Allyl alcohol |
| 71. | Unknown |
| 72. | Isopropyl acetate |
| 73. | Benzene |
| 74. | 2-Nitropropane |
| 75. | Nitroethane |
| 76. | Pentanal |
| 77. | 2-Bromobutane |
| 78. | 1-Chloropentane |
| 79. | Cyclopentanone |
| 80. | 2-Hexanol |
| 81. | Butyl acetate |
| 82. | 2-Ethyl-1-butanol |
| 83. | 3-Ethyl-3-pentanol |
| 84. | 1,4-Dichlorobutane |
| 85. | 2-Methyl-2,4-pentanediol |
| 86. | Butoxyethanol |
| 87. | 1,2,3-Trichloropropane |
| 88. | 1,4-Butanediol |
| 89. | Methyl hexanoate |
| 90. | 1,2,4-Trimethylbenzene |
| 91. | 2-Ethyl-1-hexanol |
| 92. | Dipentene/Limonene |
| 93. | Tetrahydrofurfuryl acetate |
| 94. | Unknown |
| 95. | Decahydronaphthalene |
| 96. | Unknown |
| 97. | Unknown |
| 98. | 2-Decanol |
| 99. | 1,2-Bis(2-methoxyethoxy)ethane |
| 100. | 2-Phenoxyethanol |
| 101. | Unknown |
| 102. | Benzyl ether |
GC_CH00336
| Column | Rtx®-200, 60 m, 0.53 mm ID, 3.00 µm (cat.# 15088) |
| Sample | Solvent mix #1 |
| Injection | |
| Inj. Vol.: | 1.0 µL split |
| Inj. Temp.: | 275 °C |
| Split Vent Flow Rate: | 50 mL/min |
| Oven | |
| Oven Temp.: | 40 °C (hold 5 min) to 285 °C at 5 °C/min |
| Carrier Gas | He, constant flow |
| Linear Velocity: | 40 cm/sec |
| Detector | MS |
| Mode: | Scan |
| Source Temp.: | 285 °C |
| Notes | MSD: TIC mode |
