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使用液相色譜法分析電離能力比較強(qiáng)的樣品時，樣品在反相色譜柱上的保留時間很短或者根本不保留，這時要加入相應(yīng)的離子對試劑，將分析物上的離子進(jìn)行結(jié)合，形成在柱子上有保留的分子。我們使用離子對試劑將它留住。
試劑列表
| 貨號 |
cas號 |
品名/規(guī)格純度 |
分子式 |
購買/查詢 |
| V820377 |
593-60-2 |
乙烯基溴, 1.0 M solution in THF, MkSeal Vinyl bromide, 1.0 M solution in THF, MkSeal |
C2H3Br |
購買 |
| T818962 |
2052-49-5 |
四丁基氫氧化銨, 40 wt.% solution in MeOH, MkSeal Tetrabutylammonium hydroxide, 40 wt.% solution in MeOH, MkSeal |
C16H37NO |
購買 |
| T818963 |
2052-49-5 |
四丁基氫氧化銨, 40 wt.% in H2O, MkSeal Tetrabutylammonium hydroxide, 40 wt.% in H2O, MkSeal |
C16H37NO |
購買 |
| T821690 |
77-98-5 |
四乙基氫氧化銨, 25 wt. % in H2O, MkSeal Tetraethylammonium hydroxide, 25 wt. % in H2O, MkSeal |
C8H21NO |
購買 |
| B802225 |
100-85-6 |
芐基三甲基氫氧化銨, 40 wt.% solution in Methanol,MkSeal Benzyltrimethylammonium hydroxide, 40 wt.% solution in Methanol,MkSeal |
C10H17NO |
購買 |
| S818430 |
5325-43-9 |
1,2-乙烷基二磺酸鈉, 離子對色譜級,≥99% Sodium 1,2-ethanedisulfonate, 離子對色譜級,≥99% |
C2H4Na2O6S2 |
購買 |
| S818362 |
2386-54-1 |
1-丁烷磺酸鈉, 離子對色譜級, ≥99.0% (T) Sodium 1-butanesulfonate, 離子對色譜級, ≥99.0% (T) |
C4H9NaO3S |
購買 |
| S817633 |
2832-45-3 |
1-己烷磺酸鈉, 離子對色譜級,>98.0%(T) Sodium 1-hexanesulfonate, 離子對色譜級,>98.0%(T) |
C6H13O3S·Na |
購買 |
| S817631 |
22767-50-6 |
1-庚烷磺酸鈉, 離子對色譜級,>98.0%(T) Sodium 1-heptanesulfonate, 離子對色譜級,>98.0%(T) |
C7H15O3SNa |
購買 |
| S818466 |
22767-49-3 |
1-戊烷磺酸鈉, 用于離子對色譜，≥98.0 % Sodium 1-pentanesulfonate, 用于離子對色譜，≥98.0 % |
C5H11NaO3S |
購買 |
| S835652 |
13419-61-9 |
1-癸烷磺酸鈉, 用于離子對色譜,≥99.5% Sodium 1-decanesulfonate, 用于離子對色譜,≥99.5% |
C10H21NaO3S |
購買 |
| S817383 |
13419-61-9 |
1-癸烷磺酸鈉, 用于離子對色譜，≥98.0% Sodium 1-decanesulfonate, 用于離子對色譜，≥98.0% |
C10H21NaO3S |
購買 |
| S817852 |
5324-84-5 |
1-辛烷磺酸鈉, 用于離子對色譜,≥99% Sodium 1-octanesulfonate, 用于離子對色譜,≥99% |
C8H17O3SNa |
購買 |
| S818429 |
304851-99-8 |
2-丙烷磺酸鈉,一水合物, 離子對色譜級,≥99% Sodium 2-propanesulfonate monohydrate, 離子對色譜級,≥99% |
(CH3)2CHSO3Na·H2O |
購買 |
| H810978 |
375-22-4 |
七氟丁酸, 用于離子對色譜,≥99.5% (GC） Heptafluorobutyric acid, 用于離子對色譜,≥99.5% (GC) |
C4HF7O2 |
購買 |
| T818833 |
1116-76-3 |
三辛胺, 離子對試劑 Trioctylamine, 離子對試劑 |
C24H51N |
購買 |
| S818420 |
304672-01-3 |
丙烷磺酸鈉 一水, 離子對色譜法,≥99.0% 1 - propyl sulfonic acid sodium hydrate, 離子對色譜法,≥99.0% |
C3H7SO3Na |
購買 |
| S822562 |
141-52-6 |
乙醇鈉溶液, 20% solution in EtOH, MkSeal Sodium ethylate solution, 20% solution in EtOH, MkSeal |
C2H5NaO |
購買 |
| P815844 |
335-67-1 |
全氟辛酸, 離子對試劑,用于LC-MS,98% Pentadecafluorooctanoic acid, 離子對試劑,用于LC-MS,98% |
C8HF15O2 |
購買 |
| D806845 |
112-00-5 |
十二烷基三甲基氯化銨, 99%,離子對色譜級 Dodecyltrimethylammonium chloride (DTAC), 99%,離子對色譜級 |
C15H34ClN |
購買 |
| D806847 |
1119-94-4 |
十二烷基三甲基溴化銨, 用于離子對色譜, ≥99.0% (AT) Dodecyltrimethylammonium bromide (DTAB), 用于離子對色譜, ≥99.0% (AT) |
C15H34BrN |
購買 |
| D808133 |
103999-25-3 |
十二烷基三甲基硫酸氫銨, 離子對譜級,≥99.0% Dodecyltrimethylammonium hydrogen sulfate, 離子對譜級,≥99.0% |
C15H35NO4S |
購買 |
| S818350 |
151-21-3 |
十二烷基硫酸鈉, 離子對色譜級，≥99.0% (GC) Sodium dodecyl sulfate (SDS), 離子對色譜級，≥99.0% (GC) |
C12H25O4NaS |
購買 |
| S850167 |
151-21-3 |
十二烷基硫酸鈉, ≥97%(GC) Sodium dodecyl sulfate, ≥97%(GC) |
C12H25O4NaS |
購買 |
| S817669 |
2386-53-0 |
十二烷基磺酸鈉, 離子對色譜專用,≥99.0% Sodium laurylsulfonate, 離子對色譜專用,≥99.0% |
C12H25NaO3S |
購買 |
| M812722 |
1119-97-7 |
十四烷基三甲基溴化銨, 離子對色譜級，≥99.0% (AT) Myristyltrimethylammonium bromide (TTAB), 離子對色譜級，≥99.0% (AT) |
C17H38BrN |
購買 |
| T820053 |
104903-23-3 |
十四烷基三甲基硫酸氫銨, 離子對色譜級,≥99.0% Trimethyltetradecylammonium hydrogen sulfate, 離子對色譜級,≥99.0% |
C17H39NO4S |
購買 |
| T819125 |
429-41-4 |
四丁基氟化銨, 1.0 M solution in THF, containing ca. 5% H2O Tetrabutylammonium fluoride solution, 1.0 M solution in THF, containing ca. 5% H2O |
C16H36FN |
購買 |
| T818558 |
1112-67-0 |
四丁基氯化銨, 離子色譜級,≥99.0% Tetrabutylammonium chloride (TBAC), 離子色譜級,≥99.0% |
C16H36NCl |
購買 |
| T818798 |
1643-19-2 |
四丁基溴化銨, 離子色譜級,≥99.0% Tetrabutylammonium bromide, 離子色譜級,≥99.0% |
C16H36NBr |
購買 |
| T819011 |
32503-27-8 |
四丁基硫酸氫銨, 離子對色譜專用 Tetrabutylammonium hydrogen sulfate, 離子對色譜專用 |
C16H37NO4S |
購買 |
| T818814 |
311-28-4 |
四丁基碘化銨, 離子對色譜級 Tetrabutylammonium iodide, 離子對色譜級 |
C16H36NI |
購買 |
| T819121 |
5574-97-0 |
四丁基磷酸二氫銨, 0.5mol/L 水溶液,離子對色譜級 Tetrabutylammonium phosphate monobasic, 0.5mol/L 水溶液,離子對色譜級 |
C16H38NO4P |
購買 |
| T820008 |
1941-30-6 |
四丙基溴化銨, 離子對色譜級, ≥99.0% (AT) Tetrapropylammonium bromide, 離子對色譜級, ≥99.0% (AT) |
C12H24NBr |
購買 |
| T818812 |
71-91-0 |
四乙基溴化銨, 離子對色譜級 Tetraethylammonium bromide, 離子對色譜級 |
C8H20NBr |
購買 |
| T820050 |
4328-13-6 |
四己基溴化銨, 離子對色譜級,≥99.0% Tetrahexylammonium bromide, 離子對色譜級,≥99.0% |
C24H52BrN |
購買 |
| T820092 |
866-97-7 |
四戊基溴化銨, 離子對色譜級,≥99% Tetrapentylammonium bromide, 離子對色譜級,≥99% |
C20H44BrN |
購買 |
| T819268 |
14866-33-2 |
四正辛基溴化銨, 用于離子對色譜，≥99.0% (AT) Tetraoctylammonium bromide, 用于離子對色譜，≥99.0% (AT) |
C32H68BrN |
購買 |
| T819927 |
64-20-0 |
四甲基溴化銨, 離子對色譜級,≥99.0%(AT) Tetramethylammonium bromide, 離子對色譜級,≥99.0%(AT) |
C4H12NBr |
購買 |
| T818737 |
80526-82-5 |
四甲基硫酸氫銨, 98% Tetramethylammonium bisulfate, 98% |
C4H13NO4S |
購買 |
| T818738 |
80526-82-5 |
四甲基硫酸氫銨, 離子色譜級,≥99.0%(T) Tetramethylammonium bisulfate, 離子色譜級,≥99.0%(T) |
C4H13NO4S |
購買 |
| T820052 |
14190-16-0 |
四甲基硫酸銨, 離子對色譜級,≥99.0% Tetramethylammonium sulfate hydrate, 離子對色譜級,≥99.0% |
C8H24N2O4S |
購買 |
| S818431 |
207605-40-1 |
正戊烷磺酸鈉,一水合物, 離子對色譜級,≥99% Sodium 1-pentanesulfonate monohydrate, 離子對色譜級,≥99% |
CH3(CH2)4SO3Na·H2O |
購買 |
| S818432 |
142-87-0 |
癸烷基硫酸鈉, 離子對色譜級,≥99% Sodium decyl sulfate, 離子對色譜級,≥99% |
CH3(CH2)9OSO3Na |
購買 |
| S818433 |
142-31-4 |
辛基硫酸鈉, 離子對色譜級,≥99% Sodium octyl sulfate, 離子對色譜級,≥99% |
CH3(CH2)7OSO3Na |
購買 |
中華試劑網(wǎng)（www.exnrwjb.cn）
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