供货周期: | 现货 |
品牌: | 德国MN |
货号: | 720143.46 |
NUCLEOSIL OH (Diol)
Nucleosil OH(Diol)二醇基柱可同时适合正相和反相色谱分析
OH(Diol)比没有键合的硅胶具有更低的极性,而且水相能够非常容易润湿
Nucleosil 高性能硅胶,特殊技术键合,使OH(Diol)键合相在水相介质中稳定低流失,保证柱子长寿命
符合USP美国药典L20方法要求
NUCLEOSIL OH (Diol) | |
Diol modified silica phases for HPLC · USP L20 |
Dihydroxypropyl modified silica for RP and NP chromatography Less polar than unmodified silica, very easily wettable with water Available pore sizes 100, 300, 500, 1000 and 4000 ?, available particle sizes 5 μm and 7 μm Separation mechanism based on polar interactions (hydrogen bonds) pH stability at 20 °C: 2–8 | |
For applications click here. |
高效液相分析 | |
订货信息 | |
Eluent in column is n-heptane. When using an eluent which is not miscible with n-heptane (e.g., water), it is necessary to rinse the column with THF first. |
Length 250 mm | EC guard columns* | CC guard columns** | |||||
NUCLEOSIL 100-5 OH (Diol) · particle size 5 μm | |||||||
4.6 mm ID | 720143.46 | 721142.30 | 721478.40 | ||||
Columns/pack | 1 | 3 | 3 | ||||
* EC 4/3 guard column cartridges are used for EC columns of 4.6 mm ID with the Column Protection System guard column holder (REF 718966). ** CC 8/4 guard column cartridges are used for EC columns of 4.6 mm ID with guard column adapter EC (REF 721359). | |||||||
Custom-packed EC columns with other dimensions are available on request. |
NUCLEOSIL? OH bulk packings
Phase | Carbon content | Pore size | Particle Size | Pack of 10 g | Pack of 100 g | |
NUCLEOSIL 100-7 OH | 5 % | 100 A | 7 μm | 712350.10 | 712350.100 | |
NUCLEOSIL 300-7 OH | ~ 1.5 % | 300 A | 7 μm | 712560.10 | 712560.100 | |
NUCLEOSIL 500-7 OH | ~ 1.5 % | 500 A | 7 μm | 712740.10 | 712740.100 | |
NUCLEOSIL 1000-7 OH | ~ 1 % | 1000 A | 7 μm | 712770.10 | 712770.100 | |
NUCLEOSIL 4000-7 OH | ~ 1 % | 4000 A | 7 μm | 712927.10 | 712927.100 | |
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