• Digestion

    The latest technology for your digestion needs, A new era in digestion.

  • Distillation & Titration

    High-precision systems with unique predictive titration.

    Distillation & Titration
  • Extraction

    New products for your extraction needs.

  • Protein Determination/ Kjeldahl

    High-precision Kjeldahl systems with flexible wireless communication.

    Protein Determination/<br>Kjeldahl
  • Fat Determination/ Soxhlet

    New products to cover your needs within fat determination.

    Fat Determination/ Soxhlet

About LiquidLINE

We provide solutions for Food industries and Laboratories. Measuring of Protein, Fat and Fiber according to reference methods such as Kjeldahl Protein (TKN). We also provide solutions for Nitrogen determination and general wet chemistry methods such as extraction, distillation, digestion, hydrolysis and titration. Our application laboratory can help you solve analytical problems.

We offer products such as Kjeldahl Analyzers, Distillation Units, Hot Solvent Extraction units, Digestors, Acid Hydrolysis units and consumables.

Our ambition is to bring innovative solutions for laboratories, high precision at low cost. We use our 30 years of experience in gas analysis to revolutionize food analysis.



OPSIS AB is a a global company that develops, manufactures and markets state-of-the-art, innovative analysis systems since 1985.

The OPSIS LiquidLINE division provides Liquid and Wet Chemistry analysis instruments to food and environmental customers worldwide.
The OPSIS Gas division provides gas analysis and process control systems. See www.opsis.se for more information about these systems.



Improving our presence in P.R.China

We are proud to introduce Goodwill (HK) Technology as our new distributor in P.R.China.


Analitika Expo, Moscow, 12-14 April

OPSIS LiquidLINE helping customers in Russia.


Kjeldahl Analysis - All Glass Tubes are not equal

Many users of Kjeldahl Distillation and Analyser instruments do not realize the importance of a good selection of glassware


Distributors & Products