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LANGE and HACH laboratory  measuring systems provide safe, reproducible and retraceable results satisfying the requirements of  international standards. A compleate system, from sample preparation through ready-to-use cuvette tests and reagents up to a system for safeguarding the analytical results, offers the following advantages as simple handling, high measuring accuracy according , and low costs.

Photometers and Spectrophotometers
Electrochemical meters (ph-, ORP, conductivity, dissolved oxygen and ISE meters)
Turbidity meters
Products for microbiological analyses  and toxicity
Reflectometers for colour and gloss measurements
Test Kits and Reagents
Laboratory Water Supply Systems
General laboratory equipment and accessories