Rotary Evaporators
Benchtop 1L to 5L and vertical 10L to 50L models, with manual or electric lifting and explosion-proof options.
Rotary Evaporators, Reactors, and Distillation Systems for Export
Laboratory and pilot-scale equipment from a manufacturer founded in 2008, built to order for research, chemical, and pharmaceutical buyers in 80+ countries.
2008
Founded
80+ countries (supplier-declared)
Export markets
20,000+ sq m
Factory
72-hour continuous run test per unit
Quality testing
1 year
Warranty
ISO 9001, CE, High-tech Enterprise Certificate, ICG Verification of Conformity
Certifications
20000+ sqm modern factory and 15000+ sqm production workshop (areas as printed; unit symbol unclear in source). Each unit undergoes a 72-hour continuous operation test.GermanyFranceUnited KingdomItalyMexicoBrazil+18
ISO 9001CEHigh-tech Enterprise CertificateICG Verification of Conformity
Supplier-declared, pending confirmation
Product Range
Glass Reactors
Single-, double-, and triple-layer glass reactors from 1L benchtop to 250L vertical, up to 1200 rpm stirring.
Stainless Steel Reactors and Molecular Distillers
304 stainless steel (316L optional) double-layer reactors from 1L to 300L, with vacuum to 0.098 MPa and explosion-proof types.
Rectification and Distillation Devices
Glass rectification columns, short path and molecular distillation units for lab and pilot work.
Temperature Circulators
Low-temperature coolers, high-temperature heaters, and combined units covering -120 C to 200 C.
Vacuum, Drying, Stirring, and Small Reactors
Support equipment that completes a lab line: pumps, ovens, stirrers, hydrothermal and homogeneous reactors.
Why Buyers Choose Donsen
Direct manufacturer
Equipment is made in our own Zhengzhou factory, which covers 20,000+ sq m (area as printed in source).
Every unit tested
Each unit runs a 72-hour continuous operation test before shipment.
Customization offered
Sizes, materials, and explosion-proof configurations can be specified to your process.
Documented quality
ISO 9001 and CE certification, a High-tech Enterprise Certificate, and ICG Verification of Conformity.
Export experience
Shipments to Germany, the United States, Brazil, Saudi Arabia, South Korea, and many other markets, backed by a 1-year warranty.