Recent Advances in LC Systems

15 Dec 2014
Lois Manton-O'Byrne, PhD
Executive Editor

NGC 10 Medium-Pressure Chromatography Systems

Bio-Rad

Preconfigured NGC 10 Chromatography Systems meet a range of throughput and application needs. Each system can be easily upgraded. All configurations share a common software platform. For analytical and preparative chromatography.

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Agilent 1290 Infinity II LC System

Agilent Technologies

The 1290 Infinity II LC System is an ultra-high performance LC that has market-leading sample capacity and is designed for the lowest dispersion for the most challenging ultra-HPLC experiments. The 1290 Infinity II LC system is designed to be both a HPLC and high-end UHPLC system in a single flow path, giving you robust and excellent performance no matter what application you are running while seamlessly integrating into your existing laboratory environment.

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Prominence-i GPC System

World-class Small Multi Detection GPC System. A refractive index detector is generally used for GPC analysis of hydrophobic polymers. When trace-level additives that have UV absorption are contained in a polymer, both a UV detector and a photodiode array detector, which offers high-sensitivity detection, are used complementarily.By using the Prominence-i (PDA model), LabSolutions workstation, and LabSolutions GPC software (option), it is possible to simultaneously perform measurement of molecular weight distribution of a main component polymer using analysis results from the refractive index detector, and quantitative and qualitative analysis of trace-level additives using analysis results from the photodiode array detector.By incorporating a dual-temperature control function, which suppresses the effects of room temperature fluctuations, the RID-20A achieves excellent baseline stability and reproducibility. Moreover, the RID-20A significantly reduces stabilization time after being powered on. The stable baseline enables accurate analysis of molecular weight distribution. Shown below are a chromatogram and reproducibility of elution time results, over the course of five days, for an analysis of polystyrene containing additives.

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Recent Advances in LC Systems