衍生化试剂利用化学反应将样品中难以分析检测的目标化合物定量转化成类似化学结构、易于分析检测的物质。
百灵威提供硅烷化、酰基化、烷基化等300+种GC衍生化试剂,可提供近300种GC衍生化试剂,满足多种衍生化反应需求;衍生效率高,副产物易挥发。
品名 | CAS | 货号 |
---|---|---|
N2,N2,N4,N4-Tetramethyl-6-(4-(piperazin-1-ylsulfonyl)phenyl)-1,3,5-triazine-2,4-diamine(TMT-PP), 98% N2,N2,N4,N4-四甲基-2,4-二氨基-6-(4-苯基磺酰哌嗪)-1,3,5-三嗪 | / | 9415860 |
N2,N2,N4,N4-Tetramethyl-6-(4-(chloride-1-ylsulfonyl)phenyl)-1,3,5-triazine-2,4-diamine(TMT-Cl), 98% N2,N2,N4,N4-四甲基-2,4-二氨基-6-(4-苯基磺酰氯)-1,3,5-三嗪 | / | 9415861 |
N2,N2,N4,N4-Tetramethyl-6-(4-(hydrazine-1-ylsulfonyl)phenyl)-1,3,5-triazine-2,4-diamine(TMT-Hz), 98% N2,N2,N4,N4-四甲基-2,4-二氨基-6-(4-苯基磺酰肼)-1,3,5-三嗪 | / | 9415862 |
1-(Heptafluorobutyryl)imidazole, 97% 1-(七氟正丁酰基)咪唑 | 32477-35-3 | 100530 |
1,4-Benzoquinone, 99% 1,4-对苯醌 | 106-51-4 | 427024 危化品 |
2,2'-Bipyridine, 99% 2,2'-联吡啶 | 366-18-7 | 107095 |
2,4-Dinitrofluorobenzene, 99% 2,4-二硝基氟苯 | 70-34-8 | 546308 危化品 |
2-Mercaptoethanol, 99%, for electrophoresis and molecular biology 2-巯基乙醇 | 60-24-2 | 249096 危化品 |
4-Aminoantipyrine, 98% 4-氨基安替吡啉 | 83-07-8 | 602529 |
9-Fluorenylmethyl chloroformate, 98% 氯甲酸(9-芴甲基)酯 | 28920-43-6 | 197308 |
Bromotrimethylsilane, 97% 三甲基溴硅烷 | 2857-97-8 | 472228 |
Chlorotrimethylsilane, 99%, J&KSeal 三甲基氯硅烷 | 75-77-4 | 458784 危化品 |
Diphenylamine, 99% 二苯胺 | 122-39-4 | 276988 危化品 |
Hexamethyldisilazane, 98%, J&KSeal 六甲基二硅氮烷 | 999-97-3 | 107396 危化品 |
Hexamethyldisilazane, 99%, J&KSeal 六甲基二硅氮烷 | 999-97-3 | 996309 危化品 |
Hydroxylamine hydrochloride, 98.5% 盐酸羟胺 | 5470-11-1 | 136896 |
Marfey's Reagent, 99%, for chiral derivatization Marfey试剂 | 95713-52-3 | 942368 |
N-Methyl-N-(trimethylsilyl)trifluoroacetamide, 97% N-甲基-N-(三甲基硅烷基)三氟乙酰胺 | 24589-78-4 | 123746 |
o-Phenylenediamine, 99.5% 邻苯二胺 | 95-54-5 | 576646 危化品 |
o-Phthalaldehyde, 99% 邻苯二甲醛 | 643-79-8 | 227585 |
Phosphomolybdic reagent, 10%W/W, 95%EtOH solution 磷钼酸显色剂 | 51429-74-4 | 971906 |
Potassium bromide, 99%, IR grade 溴化钾 | 7758-02-3 | 904190 |
p-Toluenesulfonic acid monohydrate, 99% 对甲苯磺酸一水合物 | 6192-52-5 | 296617 |
p-Toluenesulfonyl chloride, 99% 对甲苯磺酰氯 | 98-59-9 | 283322 危化品 |
Salicylaldehyde, 99% 水杨醛 | 90-02-8 | 135775 危化品 |
tert-Butyldimethylchlorosilane, 99% 叔丁基二甲基氯硅烷 | 18162-48-6 | 236144 |
Tetramethylammonium hydroxide, 25% solution in H2O 四甲基氢氧化铵 | 75-59-2 | 457936 危化品 |
Triethylamine, 99.7%, HPLC grade 三乙胺 | 121-44-8 | 983728 危化品 |
Trifluoroacetic anhydride, 99% 三氟乙酸酐 | 407-25-0 | 199332 危化品 |
Vanillin, 99% 香兰素 | 121-33-5 | 188374 |
离子对试剂在色谱分析中可改善分离效果、增强峰形和分辨率。
百灵威离子对试剂能够明显提升目标物保留时间,UV透明度低至200 nm。
品名 | CAS | 货号 |
---|---|---|
1-Decanesulfonic acid sodium salt, 99.5%, for ion-pair chromatography 1-癸烷磺酸钠盐 | 13419-61-9 | 551891 |
1-Heptanesulfonic acid sodium salt monohydrate, 99.5%, for ion-pair chromatography 1-庚烷磺酸钠盐一水合物 | 207300-90-1 | 998632 |
1-Heptanesulfonic acid sodium salt, 99%, for ion-pair chromatography 1-庚烷磺酸钠盐 | 22767-50-6 | 932293 |
1-Heptanesulfonic acid sodium salt, 99.5%, for ion-pair chromatography 1-庚烷磺酸钠盐 | 22767-50-6 | 243982 |
1-Hexanesulfonic acid sodium salt monohydrate, 99.5%, for ion-pair chromatography 1-己烷磺酸钠盐-水合物 | 207300-91-2 | 430819 |
1-Hexanesulfonic acid sodium salt, 98%, for ion-pair chromatography 1-己烷磺酸钠盐 | 2832-45-3 | 573832 |
1-Hexanesulfonic acid sodium salt, 99.5%, for ion-pair chromatography 1-己烷磺酸钠盐 | 2832-45-3 | 931254 |
1-Octanesulfonic acid sodium salt monohydrate, 99.5%, for ion-pair chromatography 1-辛烷磺酸钠盐一水合物 | 207596-29-0 | 965647 |
1-Octanesulfonic acid sodium salt, 99.5%, for ion-pair chromatography 1-辛烷磺酸钠盐 | 5324-84-5 | 194500 |
1-Pentanesulfonic acid sodium salt monohydrate, 99.5%, for ion-pair chromatography 1-戊烷磺酸钠盐一水合物 | 207605-40-1 | 209188 |
1-Pentanesulfonic acid sodium salt, 99.5%, for ion-pair chromatography 1-戊烷磺酸钠盐 | 22767-49-3 | 918085 |
1-Pentanesulfonic acid sodium salt, 99.5%, reagent for ion-pair chromatography 1-戊烷磺酸钠盐 | 22767-49-3 | 908448 |
Tetrabutylammonium bromide, 99%, for ion-pair chromatography 四丁基溴化铵 | 1643-19-2 | 421783 |
Tetraheptylammonium bromide, 99%, for ion-pair chromatography 四庚基溴化铵 | 4368-51-8 | 174897 |
Tetrapentylammonium bromide, 99%, for ion-pair chromatography 四戊基溴化铵 | 866-97-7 | 491317 |
流动相添加剂用于改善分离效率和分辨率,可增强溶剂的极性或改变溶剂的氢键能力,增强分离的选择性,改善色谱峰形状等。
品名 | CAS | 货号 |
---|---|---|
Acetic acid, 99.9%, eluent additive for LC-MS 乙酸 | 64-19-7 | 918896 危化品 |
Ammonium formate, 99% 甲酸铵 | 540-69-2 | 932336 |
Ammonium hydroxide, 25 wt% solution in H2O, eluent additive for LC-MS 氢氧化铵 | 1336-21-6 | 951102 危化品 |
Ammonium acetate, 99%, eluent additive for LC-MS 乙酸铵 | 631-61-8 | 992378 |
Formic acid, 98%, for LC-MS 甲酸 | 64-18-6 | 942988 危化品 |
色谱缓冲剂可以改变溶液的离子强度和极性,从而改善分离效果;也可减少样品组分对色谱柱的吸附,提高流动相的稳定性和兼容性;减少分析过程中的不良反应,如沉淀或降解,以及提高色谱柱样品负载能力等。
品名 | CAS | 货号 |
---|---|---|
1,1,1,3,3,3-Hexafluoro-2-propanol, 99% 1,1,1,3,3,3-六氟-2-丙醇 | 920-66-1 | 165540 |
Tris(hydroxymethyl)aminomethane, 99.5%, extra pure 三(羟甲基)氨基甲烷 | 77-86-1 | 226162 |
Tris(hydroxymethyl)aminomethane, 99% 三(羟甲基)氨基甲烷 | 77-86-1 | 407715 |
色谱标记试剂通过与样品中的特定组分发生特定的化学反应,或者通过引入易于检测的标签(如荧光团、酶标记、放射性同位素等)来标记样品中的目标分子,从而提高检测灵敏度和定量准确性。
品名 | CAS | 货号 |
---|---|---|
(Hydrazinocarbonyl)ferrocene [for HPLC Labeling] (肼基羰基)二茂铁 [HPLC标记用] | 12153-28-5 | H0941 |
1,3-Cyclohexanedione [for HPLC Labeling] 1,3-环己二酮 [HPLC标记用] | 504-02-9 | A5581 |
3'-Methoxyphenacyl Bromide [for HPLC Labeling] 3'-甲氧基苯乙酰溴 [HPLC标记用] | 5000-65-7 | A5505 |
Bis(2,4-dinitrophenyl) Oxalate [Chemiluminescence reagent for the determination of fluorescent compounds by HPLC and FIA] 双(2,4-二硝基苯基)草酸酯 [用于以HPLC和FIA进行荧光化合物测定的化学发光试剂] | 16536-30-4 | A5303 |
Dansyl Hydrazine [for HPLC Labeling] 丹磺酰肼 [HPLC标记用] | 33008-06-9 | A5552 |
Nalpha-(5-Fluoro-2,4-dinitrophenyl)-L-leucinamide [HPLC Labeling Reagent for e.e. Determination] Nα-(5-氟-2,4-二硝基苯基)-L-亮氨酰胺 [用于e.e.值测定的HPLC标记试剂] | 178065-29-7 | A5523 |