NUCLEOSIL OH (Diol) 二醇基柱
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 L20FeaturesDihydroxypropyl modified silica for RP and NP chromatographyLess polar than unmodified silica, very easily wettable with waterAvailable pore sizes 100, 300, 500, 1000 and 4000 ?, available particle sizes 5 μm and 7 μmSeparation mechanism based on polar interactions (hydrogen bonds)pH stability at 20 °C: 2–8For 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 mmEC guard columns*CC guard columns**NUCLEOSIL 100-5 OH (Diol) particle size 5 μm4.6 mm ID720143.46721142.30721478.40Columns/pack133* 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~ 1.5 %300 A7 μm712560.10712560.100NUCLEOSIL 500-7 OH~ 1.5 %500 A7 μm712740.10712740.100NUCLEOSIL 1000-7 OH~ 1 %1000 A7 μm712770.10712770.100NUCLEOSIL 4000-7 OH~ 1 %4000 A7 μm712927.10712927.100 Ordering informationPhaseCarbon contentPore sizeParticle SizePack of 10 gPack of 100 g NUCLEOSIL 100-7 OH5 %100 A7 μm712350.10712350.100NUCLEOSIL 300-7 OH