Agilent, PSS-AMS850K, PaMS, nominal Mw 850,000 Da

PaMS, nominal Mw 850,000 Da. Poly(alpha-methylstyrene) standard, PDI < 1.15, 1 g

Specifications:
Mass: 1 g
Type: Poly(a-methylstyrene)
UNSPSC Code: 41116107

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Agilent offers an advanced polymer standard material with a nominal molecular weight of 850,000 Da, ideal for precise calibration and molecular weight determination in gel permeation chromatography and size exclusion chromatography applications. This high-purity polystyrene standard provides reliable, consistent results across a broad range of analytical conditions, supporting accurate characterization of polymer samples. Researchers commonly employ this material for benchmarking instrument performance and verifying column efficiency, particularly in laboratories focused on polymer science, materials engineering, and quality control.

The standard is fully compatible with Agilent’s InfinityLab GPC/SEC systems, as well as other leading chromatography instruments. Its well-defined molecular weight and narrow polydispersity contribute to reproducible chromatographic profiles, making it an essential component for calibration curves and comparative analysis. The product integrates seamlessly with advanced detection systems such as light scattering and refractive index detectors, enhancing the precision of molecular weight distribution measurements. When used in combination with other molecular weight standards from the Agilent suite, it enables comprehensive calibration over an extended range. This polymer standard helps ensure confidence in analytical results, supporting robust method development and validation processes within both academic and industrial laboratories.