Lyza Series FTIR spectrometers turn polymer spectra into decisions

Infrared (IR)

Lyza Series FTIR spectrometers turn polymer spectra into decisions

14 May, 2026

Anton Paar’s Lyza series FTIR spectrometers translate spectral data into clear, actionable decisions for polymer identification, blend control, aging studies, cure monitoring, and many other applications along the polymer value chain. 

Combining molecular identification, verification, and quantification with guided workflows, they provide a powerful plastics analysis platform for polymer manufacturers, compounders, master-batchers, converters, and recyclers. 

Lyza takes users from measurement to a pass/fail result in just three steps, enabling quick identification of raw-material mix-ups, filler drift, contamination, oxidation, cure state, and recyclate variability across incoming-goods inspection, intermediate-product checks, formulation control, and aging studies.

This supports faster release of conforming lots and helps to isolate non-conforming material before it moves downstream – whether verifying incoming LDPE, intermediate PEEK products, or EVA copolymers.

The Lyza series expands FTIR analysis beyond identification into the quantification of additives, fillers, and blend composition. Application studies have shown that Lyza can be used to quantify polypropylene in polyethylene according to ASTM D7399, providing laboratories with a practical way to verify blend composition against specifications and control formulation targets with greater confidence.

Lyza also tracks UV- and ClO2-driven oxidation in polyolefins through carbonyl, hydroxyl, and carboxylate bands, and monitors epoxy-amine curing through the disappearance of the oxirane band. This extends FTIR analysis from release testing into process development and lifetime assessment.

Designed for routine quality control, Lyza 7000 operates as a standalone system via an integrated touchscreen, while Lyza 3000 delivers the same core analytical capabilities in a more cost-conscious setup, operated via the AP Spectroscopy Suite desktop software. 

Laboratories interested in evaluating Lyza 7000 under real operating conditions can take advantage of Anton Paar’s ‘See. Try. Believe.’.campaign, which offers a no-cost, risk-free 70-day trial using their own samples, SOPs, and operators.

More information online

Lab Asia 33.2 April

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