DiscovIR-LC&trade 液相-微沉积固态红外分析系统 红外透射盘微流沉积 独特的专利液相接口消除溶剂干扰 自动实时采集红外图谱 在线分析 无需样品处理!DiscovIR-GPC&trade GPC-微沉积固态红外分析系统 创新性的去溶剂化技术使GPC-FTIR的流动相溶剂可灵活选择。色谱分离过程中可连续获得无溶剂干扰的固相透射红外光谱。该系统完全自动化,并与自动进样器兼容。完全去除溶剂并结合可控的低温沉积,可最大限度地减少谱带扩展,并保持色谱分辨率。应用领域 配方剖析 共聚物成分分析 提取物&浸出物分析 微量成分鉴定 异物分析 降解物/残次品分析最小化浓缩待测物 样品盘的低温温度控制使沉积分析物的面积最小化。这导致样品层更厚,因此吸收光谱的灵敏度更高。微流沉积改善分析 DiscovIR的温度控制真空沉积方法确保了结果的准确性和可重复性。洗脱峰首先沉积在旋转红外透明圆盘的薄膜上。红外光谱通过每个样品沉积点,检测器自动收集光谱数据。Enhanced Resolution Infrared Detection System for HPLC and GPC System Overview Operating PrincipleDirect deposition of column eluent on moving ZnSe sample discIR SpectrometerBuilt-in FTIRIR Detector0.1 mm MCTWavenumber Range4000–700 cm-1Data CollectionReal-time, with post-run analysis availableSpectrum TypeTransmittance through disc and solid-phase sampleDisc Capacity12-24 hours of chromatographyWindow Temperature-100°C to +50°C Data StationPlatformMicrosoft Windows&trade 10 PROSpectroscopy PackageGalactic GRAMS/32 AITMStandard Features&bull Real-time and post-run data collect&bull Chromatographic / spectral workup&bull Band chromatograms for chemical classes&bull Ratio chromatograms for profiling trends&bull Alignment and tuning toolsLibrary SearchLibrary Search Software includedSpectra compatible with all solid phase FTIR Libraries DiscovIR-LC Configuration Sample DeliveryMulti-Step Desolvation InterfaceFlow Rates Accepted0.25 to 1.5 mL/minCompatible SolventsWater, ACN, Methanol, THF, ChloroformCompatible AdditivesVolatile buffers (ammonium carbonates, acetates, formates), trifluoroacetic acid (TFA), triethylamine (TEA)SensitivityTypically 1ug per componentChromatographAny Liquid Chromatograph System (supplied by user) 整个色谱运行的结果沉积于样品盘整个色谱运行结果作为固体沉积于样品盘上,保留了分离的分辨率,因此,您可以再次扫描整个运行沉积物,以研究细微特征并提高信噪比。色谱运行可调整旋转样品盘的速度以匹配沉积样品的浓度。
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