CNW Athena系列液相色谱柱
— CNW公司最新推出的高纯度硅胶基质液相色谱柱
— 金属杂质含量低
— 中性、酸性和碱性物质都有很好的峰形
— 柱寿命长
— 多种填料可供选择,便于方法开发
填料信息:
填料 |
AthenaC18-WP |
AthenaC18 |
AthenaC18-BIO |
AthenaC8 |
AthenaC4 |
AthenaNH2 |
AthenaSilica |
粒径(μm) |
3和5 |
5和10 |
5 |
5 |
5 |
5 |
5 |
孔径(Å) |
100 |
120 |
300 |
120 |
300 |
120 |
120 |
孔容积(mL/g) |
1.1 |
1.0 |
0.9 |
1.0 |
0.9 |
1.0 |
1.0 |
封尾 |
Yes |
Yes |
Yes |
Yes |
Yes |
- |
- |
比表面积(m2/g) |
450 |
300 |
100 |
300 |
100 |
300 |
300 |
金属杂质(ppm) |
<10 |
<10 |
<10 |
<10 |
<10 |
<10 |
<10 |
含碳量 |
17% |
17% |
8% |
10% |
3% |
4% |
0% |
pH范围 |
1.5-10 |
2-8 |
1.5-11 |
1.5-10 |
1.5-10 |
2-8 |
2-8 |
温度范围(˚C) |
20-60 |
20-60 |
20-60 |
20-60 |
20-60 |
20-60 |
20-60 |
Athena C18-WP特点:
— 碱性物质峰形对称
— 可用于100%水流动相
— 对极性化合物保留强
— pH范围1.5-10
— 性价比极高
常规硅胶柱的pH耐受范围为2-8,而许多实验要求pH值超出此范围。Athena C18-WP色谱柱使更多的应用成为可能。
低pH耐受(pH 1.5)
色谱柱 |
Athena C18-WP, 4.6 x 150 mm, 5μm |
流动相 |
乙腈: 0.1% 三氟乙酸(pH 1.5) (50/50) |
流速 |
1.0 mL/min |
检测 |
UV 254 nm |
柱温 |
30 °C |
样品 |
甲苯 |
色谱柱 |
Athena C18-WP, 4.6 x 150 mm, 5μm |
流动相 |
甲醇 : 0.5% 氨水 (pH 11.0) (20/80) |
流速 |
1.0 mL/min |
检测 |
UV 254 nm |
柱温 |
30 °C |
样品 |
邻苯二甲酸二丙酯 |
100%水耐受性
“疏水塌陷”指普通反相填料在使用高比例水流动相时,键和的官能团由于疏水作用,流动相不浸润固定相表面,色谱柱失去对化合物的保留能力。
停流实验
据研究,疏水塌陷一般发生在流动相停止后再流动的阶段。所以停流实验可以验证填料的耐纯水性。实验方法是测试柱效后,用100%水流动相1.0ml/min流速冲2小时,流速逐渐降为0后停泵1小时。之后再恢复水流动相,一段时间后切换为测试柱效条件。比较停流前后保留的差异。测试条件:
色谱柱 |
Athena C18-WP, 4.6 x 150 mm, 5μm |
流动相 |
甲醇 : 水 (70/30) |
流速 |
1.0 mL/min |
检测 |
UV 254 nm |
柱温 |
30 °C |
样品 |
1. 尿嘧啶 2. 甲苯 3. 萘 |
订货信息:
Athena C18-WP, 5um |
4.6 x 50mm |
4.6 x 100mm |
4.6 x 150mm |
4.6 x 200mm |
4.6 x 250mm |
LAEQ-7204605005 |
LAEQ-7204610005 |
LAEQ-7204615005 |
LAEQ-7204620005 |
LAEQ-7204625005 |
|
2.1 x 50mm |
2.1 x 100mm |
2.1 x 150mm |
2.1 x 200mm |
2.1 x 250mm |
|
LAEQ-7202105005 |
LAEQ-7202110005 |
LAEQ-7202115005 |
LAEQ-7202120005 |
LAEQ-7202125005 |
|
Athena C18-WP, 3um |
4.6 x 50mm |
4.6 x 100mm |
4.6 x 150mm |
4.6 x 200mm |
4.6 x 250mm |
LAEQ-7304605003 |
LAEQ-7304610003 |
LAEQ-7304615003 |
LAEQ-7304620003 |
LAEQ-7304625003 |
|
2.1 x 50mm |
2.1 x 100mm |
2.1 x 150mm |
2.1 x 200mm |
2.1 x 250mm |
|
LAEQ-7302105003 |
LAEQ-7302110003 |
LAEQ-7302115003 |
LAEQ-7302120003 |
LAEQ-7302125003 |
|
Athena C18, 5um |
4.6 x 50mm |
4.6 x 100mm |
4.6 x 150mm |
4.6 x 200mm |
4.6 x 250mm |
LAEQ-7104605005 |
LAEQ-7104610005 |
LAEQ-7104615005 |
LAEQ-7104620005 |
LAEQ-7104625005 |
|
2.1 x 50mm |
2.1 x 100mm |
2.1 x 150mm |
2.1 x 200mm |
2.1 x 250mm |
|
LAEQ-7102105005 |
LAEQ-7102110005 |
LAEQ-7102115005 |
LAEQ-7102120005 |
LAEQ-7102125005 |
|
Athena C18, 10um |
4.6 x 150mm |
4.6 x 250mm |
|
|
|
LAEQ-7404615010 |
LAEQ-7404625010 |
|
|
|
|
Athena C18-BIO, 5um |
4.6 x 50mm |
4.6 x 100mm |
4.6 x 150mm |
4.6 x 200mm |
4.6 x 250mm |
LAEQ-7804605005 |
LAEQ-7804610005 |
LAEQ-7804615005 |
LAEQ-7804620005 |
LAEQ-7804625005 |
|
2.1 x 50mm |
2.1 x 100mm |
2.1 x 150mm |
2.1 x 200mm |
2.1 x 250mm |
|
LAEQ-7802105005 |
LAEQ-7802110005 |
LAEQ-7802115005 |
LAEQ-7802120005 |
LAEQ-7802125005 |
|
Athena C8, 5um |
4.6 x 50mm |
4.6 x 100mm |
4.6 x 150mm |
4.6 x 200mm |
4.6 x 250mm |
LAEQ-7504605005 |
LAEQ-7504610005 |
LAEQ-7504615005 |
LAEQ-7504620005 |
LAEQ-7504625005 |
|
2.1 x 50mm |
2.1 x 100mm |
2.1 x 150mm |
2.1 x 200mm |
2.1 x 250mm |
|
LAEQ-7502105005 |
LAEQ-7502110005 |
LAEQ-7502115005 |
LAEQ-7502120005 |
LAEQ-7502125005 |
|
Athena C4, 5um |
4.6 x 50mm |
4.6 x 100mm |
4.6 x 150mm |
4.6 x 200mm |
4.6 x 250mm |
LAEQ-7904605005 |
LAEQ-7904610005 |
LAEQ-7904615005 |
LAEQ-7904620005 |
LAEQ-7904625005 |
|
2.1 x 50mm |
2.1 x 100mm |
2.1 x 150mm |
2.1 x 200mm |
2.1 x 250mm |
|
LAEQ-7902105005 |
LAEQ-7902110005 |
LAEQ-7902115005 |
LAEQ-7902120005 |
LAEQ-7902125005 |
|
Athena NH2, 5um |
4.6 x 50mm |
4.6 x 100mm |
4.6 x 150mm |
4.6 x 200mm |
4.6 x 250mm |
LAEQ-7704605005 |
LAEQ-7704610005 |
LAEQ-7704615005 |
LAEQ-7704620005 |
LAEQ-7704625005 |
|
2.1 x 50mm |
2.1 x 100mm |
2.1 x 150mm |
2.1 x 200mm |
2.1 x 250mm |
|
LAEQ-7702105005 |
LAEQ-7702110005 |
LAEQ-7702115005 |
LAEQ-7702120005 |
LAEQ-7702125005 |
|
Athena Silica, 5um |
4.6 x 50mm |
4.6 x 100mm |
4.6 x 150mm |
4.6 x 200mm |
4.6 x 250mm |
LAEQ-7604605005 |
LAEQ-7604610005 |
LAEQ-7604615005 |
LAEQ-7604620005 |
LAEQ-7604625005 |
|
2.1 x 50mm |
2.1 x 100mm |
2.1 x 150mm |
2.1 x 200mm |
2.1 x 250mm |
|
LAEQ-7602105005 |
LAEQ-7602110005 |
LAEQ-7602115005 |
LAEQ-7602120005 |
LAEQ-7602125005 |
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