氨基(Amino-NH2)固相萃取柱是以硅胶为基质的氨丙基萃取柱,具有极性固定相和弱阴离子交换剂,可通过弱阴离子交换(水溶液)或极性吸附(非极性有机溶液)达到保留效果,因此具有双重作用。当应用在非极性溶液中(如正己烷)进行预处理时,它能与带有—OH,—NH或—SH官能团的分子形成氢键。氨基pKa=9.8;与阳离子的作用较SAX弱,在pH<7.8水溶液中,可用做弱阴离子交换剂。基质指标:粒度:40-60µm,平均孔径:60 Å,孔体积:0.8cm2/g,比表面:480㎡/g。
应用:
1.可以用来分离结构异构体;
2 .可用于去除样品中的磺酸根离等强阴离子。
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品名 |
规格 |
数量 |
产品编号 |
常规小柱 |
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50mg/1mL |
100/P |
A150100SPENH2 |
100mg/1mL |
100/P |
A1100100SPENH2 |
200mg/3mL |
50/P |
A320050SPENH2 |
500mg/3mL |
50/P |
A350030SPENH2 |
500mg/6mL |
30/P |
A650030SPENH2 |
1g/6mL |
30/P |
A6100030SPENH2 |
2g/12mL |
20/P |
A12200020SPENH2 |
常规柱(大容量小柱) |
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AISIMO NH2 |
5g/20mL |
20/P |
A20500020SPENH2 |
10g/60mL |
16/P |
A601000016SPENH2 |
20g/60mL |
16/P |
A602000016SPENH2 |
25g/150mL |
8/P |
A150250008SPENH2 |
50g/150mL |
8/P |
A150500008SPENH2 |
70g/150mL |
8/P |
A150700008SPENH2 |
大规格小柱 LSC |
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AISIMO LSC NH2 |
100mg |
50/P |
ALS10050SPENH2 |
200mg |
50/P |
ALS20050SPENH2 |
500mg |
50/P |
ALS50050SPENH2 |
鲁尔型 |
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AISIMO Luer NH2 |
500mg |
50/P |
AL50050SPENH2 |
1000mg |
50/P |
AL100050SPENH2 |
360mg |
50/P |
AL36050SPENH2 |
96-Well Plate |
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AISIMO 96WP NH2 |
50mg |
1/P |
AW501SPENH2 |
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100mg |
1/P |
AW1001SPENH2 |
固相萃取用填料 |
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AISIMO 96WP PH |
60μm |
100/P |
AF60100SPENH2 |
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