儒雅凤
第1楼2011/04/09
三、中极性
35%苯基二甲基硅氧烷柱
·中极性键合交联固定相
·耐溶剂冲洗
·EPA 8081, UPS G-42指定固定相
应用:芳氯物(Aroclors),胺类、杀虫剂、醇类、农药、药物、其他极性或中等极性化合物
色谱柱产品:HP-35, DB-35, Rtx-35, BPX-35
6%氰丙基二甲基硅氧烷柱
·中极性键合交联固定相
·耐溶剂冲洗
·独特选择性
应用:杀虫剂、醇类、氧化物、氯芳物
色谱柱产品:DB-1301, Rtx-1301, Rtx-624
14%氰丙基二甲基硅氧烷柱
·中极性键合交联固定相
·耐溶剂冲洗
应用:药物、杀虫剂、氯芳物(aroclors)、除草剂、TMS糖
色谱柱产品:DB-1701、Rtx-1701、CP-Sil 19 CB、BP-10、OV-1701
50%苯基二甲基硅氧烷柱
·中极性键合交联固定相
·耐溶剂冲洗
·柱效高, 热稳定性好
·理想的验证分析用色谱柱
·USP G3 固定相
应用:药品、乙二醇、杀虫剂、甾族化合物, 该柱通常用来分析极性化合物如含氧杀虫剂、除草剂和碱性药物等
色谱柱产品:HP-50、DB-17、Rtx-50、CP-Sil 24 CB、BPX-50, OV-17
50%氰丙基苯基甲基硅氧烷柱
·中强极性键合交联固定相
·耐溶剂冲洗
·USP G7固定相
·中强极性样品及FAMES
应用:FAMES,聚不饱和脂肪酸,醛醇、乙酸酯类,中性甾醇
色谱柱产品:HP-225、DB-225、Rtx-225、CP-Sil 43CB、OV-225
50%三氟丙基甲基聚硅氧烷柱
·强极性键合交联固定相
·耐溶剂冲洗
·USP G6固定相
·极性样品及FAMES
应用:硝基化合物, 卤化物, 农药, 杀虫剂, FAMES, 醛, 酮, 酸
色谱柱产品:DB-210、DB-200, HP-210、Rtx-200, OV-210
儒雅凤
第2楼2011/04/09
四、强极性
聚乙二醇柱
·极性键合交联固定相
·耐溶剂冲洗
·对极性化合物惰性良好
·温度上限高并且其固定相流失低
·可以经受多种进水样和溶剂样品
应用:醇类、脂肪酸、芳烃类、香精类、溶剂, 水样
色谱柱产品:HP-INNOWax、DB-WAXetr, DB-WAX、Rtx-WAX、Stabilwax, CP-Wax 52 CB、BP-20
聚乙二醇 (酸性)
·极性键合交联固定相
·耐溶剂冲洗
·有机酸改性, FFAP, 对极性化合物
·温度上限高并且其固定相流失低
·适合于分析溶于水的酸
应用:酸类、醇类、醛类、酮类、睛类, 水样
色谱柱产品:DB-FFAP, Stabilwax DA,OV-351
fony
第6楼2011/08/23
Phase | Composition | max. Temperature [°C] * | Polarity |
OPTIMA® 1 | dimethylpolysiloxane | 340 / 360 | lowest |
OPTIMA® 1 MS | dimethylpolysiloxane with low bleeding | 340 / 360 | |
OPTIMA® 1 MS Accent | dimethylpolysiloxane with ultra-low bleeding | 340 / 360 | |
OPTIMA® 5 | 5 % phenyl – 95 % methylpolysiloxane | 340 / 360 | |
OPTIMA® 5 MS | 5 % diphenyl – 95 % dimethylpolysiloxane with low bleeding | 340 / 360 | |
OPTIMA® 5 MS Accent | silarylene phase with ultra-low bleeding: polarity similar to 5 % diphenyl – 95 % dimethylpolysiloxane | 340 / 360 | |
OPTIMA® 5 HT | cross-linked silarylene phase: polarity index according to 5 % phenyl – 95 % methylpolysiloxane | 380 / 400 | |
OPTIMA® XLB | silarylene phase with ultra-low bleeding: optimized silarylene content | 340 / 360 | |
OPTIMA® δ-3 | autoselective polarity between OPTIMA® 5 and OPTIMA® 1701 | 340 / 360 | |
OPTIMA® δ-6 | autoselective polarity between OPTIMA® 17 and OPTIMA® 210 | 340 / 360 | |
OPTIMA® 1301 | 6 % cyanopropylphenyl – 94 % dimethylpolysiloxane | 300 / 320 | |
OPTIMA® 624 | 6 % cyanopropylphenyl – 94 % dimethylpolysiloxane | 280 / 300 | |
OPTIMA® 624 LB | 6 % cyanopropylphenyl – 94 % dimethylpolysiloxane, low bleed | 280 / 300 | |
OPTIMA® 1701 | 14 % cyanopropylphenyl – 86 % dimethylpolysiloxane | 300 / 320 | |
OPTIMA® 35 MS | silarylene phase with very low bleeding: polarity similar to 35 % diphenyl – 65 % dimethylpolysiloxane | 360 / 370 | |
OPTIMA® 17 | phenylmethylpolysiloxane (50 % phenyl) | 300 / 320 | |
OPTIMA® 17 MS | silarylene phase with very low bleeding: polarity similar to 50 % diphenyl – 50 % dimethylpolysiloxane | 340 / 360 | |
OPTIMA® 210 | trifluoropropylmethylpolysiloxane (50 % trifluoropropyl) | 260 / 280 | |
OPTIMA® 225 | 50 % cyanopropylmethyl – 50 % phenylmethylpolysiloxane | 260 / 280 | |
OPTIMA® 240 | 33 % cyanopropylmethyl – 67 % dimethylpolysiloxane | 260 / 280 | |
OPTIMA® WAX | polyethylene glycol 20000 dalton | 240 / 250 | |
OPTIMA® WAXplus | polyethylene glycol with optimized crosslinking | 260 / 270 | |
OPTIMA® FFAP | polyethylene glycol-2-nitroterephthalate | 250 / 260 | highest |