Web按实验方法,我们比较了左旋肉碱在IonPac SCS1、 IonPac CS12A、IonPac CS17三种不同色谱柱上的出 峰及分离情况。SCS1柱为硅胶基质的色谱柱,不耐酸 碱,虽然可用低浓度(3 mM)的淋洗液等度洗脱,但L-肉碱在该柱拖尾严重,对称因子为4.05,灵敏度不高。 Web2.5 mM methane-sulfonic acid using an IonPac SCS1 as separation column [12]. Ion chromatography could also be regarded as a powerful tool for separation and analysis of ions on non-alcoholic and alcoholic drinks i.e. isotonic beverages and wine [13]. A useful separation based on isocratic elution has been reported by Trifiro et al. [14], as far
Representative chromatogram of a premix sample showing peaks …
WebThe IonPac SCS 1 Silica Cation Separator (4-mm i.d.) is recommended for operation using an ICS-1000 (with heater option), ICS-1500 or ICS-2000 IC systems. The IonPac SCS 1 … Webon the Dionex IonPac SCS 1 column. Based on a column length of 250 mm, the relatively long analysis time of more than 30 min (compared to generally under 10 min for a … optic nerve crush jove
Simultaneous determination of choline, carnitine and …
WebPremixes were extracted via ultrasonication in water for 20 min and extracts were analyzed by ion chromatography using an aqueous 3.0 mmol L −1 methane sulfonic acid solution … WebDionex IonPac SCS 1 硅胶阳离子分离柱是一款独特的疏水、低容量、弱阳离子交换柱,为使用非抑制型电导检测的阳离子测定设计。 其基底为基于硅胶的聚(丁二烯-马来酸),粒 … WebThe IonPac SCS1 column is a low-capacity, silica- based, weak cation-exchange column functionalized with carboxylic acid groups.12Typical recommended eluent conditions for … porthos rail