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Haiku Instruments · USA

Intrinsic Viscosity Measurement

Fully automated intrinsic viscosity measurement for determining the molecular weight of PET, polyester, PVC and other polymers — a fast, low-solvent alternative to manual glass capillary methods.

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Haiku Instruments Model 575 — Intrinsic Viscometer, Gen 2

Fully automated dual-differential capillary viscometer that determines polymer molecular weight in minutes, requiring only about 1 minute of operator time per sample. Delivers up to 3x higher sample throughput and lower solvent consumption than traditional Ubbelohde glass-tube methods.

Method Dual Differential, Forced Flow
Resolution 0.005 dL/g
Analysis Time 4–6 min/sample
Brand Haiku Instruments
ISO 1628 & ASTM D5225 compliant
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