BÜCHI Labortechnik laboratory equipment and components

Precision components and glassware from BÜCHI Labortechnik: Duran 3.3 condensers, PTFE vacuum seals, B-300 baths, and K-375 distillation units.

BÜCHI Rotavapor rotary evaporators: distillation assemblies and heating baths

BÜCHI manufactures modular laboratory and industrial rotary evaporators including R-80, R-100, R-300, and R-220 Pro. Engineered distillation glassware, specialized heating baths, vacuum pumps, and robust interface controllers provide reliable continuous solvent recovery.

Evaporating and receiving glassware flasks with capacities from 50 ml to 20 L
High-precision heating baths B-300 Base and Advanced with thermal regulation
Wear-resistant PTFE vacuum seals and integrated vapor temperature sensor parts
Combi-Clip vapor duct assemblies with tool-free quick mounting connection joints

BÜCHI Kjeldahl analytical systems: steam distillers and digestion blocks

BÜCHI protein and nitrogen determination portfolio features automated steam distillation units K-350, K-355, and K-375 alongside SpeedDigester K-425 and K-436 digestion units. Integrated titration systems and acid exhaust scrubbers maintain high analytical accuracy.

SpeedDigester IR units delivering homogeneous heating up to 450 degrees
Automated K-375 distillation units with precision alkali reagent dosing
Eco scrubbers K-415 and K-308 designed to neutralize harmful acid fumes
Sample digestion tubes manufactured from premium borosilicate 3.3 glass

BÜCHI Lyovapor freeze dryers: drying chambers and vacuum components

Lyovapor L-200, L-250, and L-300 freeze dryers deliver gentle sublimation of heat-sensitive compounds, active pharmaceutical ingredients, and food samples. Infinite-Control technology and temperature-regulated shelves safeguard process reproducibility throughout the cycle.

Condenser assemblies with capacities up to 12 kg and cooling down to -105 °C
Versatile acrylic and stainless drying chambers with manifold valve ports
Pirani vacuum gauges and capacitive sensors for sublimation monitoring task
Heated shelf units providing uniform thermal distribution across sample vials

BÜCHI Pure chromatography systems: high pressure pumps and detectors

Pure C-810, C-815, and C-850 FlashPrep platforms unite flash purification and preparative HPLC into compact workstations. Precision gradient pumps, multi-wavelength UV-Vis detectors, and versatile fraction collectors deliver reliable purification of complex target molecules.

High-pressure gradient pump modules featuring low-pulsation fluidics design
Multi-wavelength UV-Vis detectors and evaporative light scattering ELSD units
Automated fraction collectors accommodating diverse tube and vessel racks
Flash cartridge holders and preparative columns for organic compounds line

BÜCHI extractors and spray dryers: specialized laboratory instruments

BÜCHI manufactures automated Soxhlet extraction units including FatExtractor E-500 and UniversalExtractor E-800, alongside Mini Spray Dryer S-300 units. The equipment provides rapid sample preparation and controlled particle engineering for dry granular powder formulations.

Durable extraction beakers and glass thimbles made of borosilicate glass
Individual heating zones featuring independent power regulation per port
Two-fluid spray nozzles with adjustable droplet dispersal characteristics
High-efficiency separation cyclones and particle collectors for powder yield

BÜCHI NIR spectrometers and melting point units: analytical modules

BÜCHI analytical hardware includes near-infrared ProxiMate and NIRMaster spectrometers alongside Melting Point M-560 and M-565 instruments. These robust units deliver rapid non-destructive raw material screening and precise melting temperature determinations.

High-stability NIR optical engines featuring built-in internal references
Motorized sample spinner plates designed for heterogeneous granular foods
Thermal melting blocks with integrated digital video phase transition tracking
Precision capillary tube sets and reference substances for calibration tests

BÜCHI Labortechnik analytical platform and Swiss instrument manufacturing standards

BÜCHI Labortechnik AG, headquartered in Flawil, Switzerland, is a recognized worldwide benchmark in analytical laboratory equipment for chemical synthesis, quality control, food analysis, and environmental monitoring.

Since pioneering the first commercial rotary evaporator in 1957 under the Rotavapor trademark, the company has defined the fundamentals of laboratory evaporation.

The dedicated BÜCHI product selection covers specialized replacement components, borosilicate glassware, chemical diaphragm vacuum pumps, and heating baths built for demanding continuous research operations.

Selecting standard components preserves precision fluidics, seals vacuum integrity, and sustains repeatable measurement standards across industrial and university workflows.

Rotavapor R-300 and R-220 Pro rotary evaporators: distillation glassware and vacuum loops

Rotavapor R-80, R-100, R-300, and pilot and production R-220 Pro rotary evaporators deliver controlled solvent evaporation through precise thermal control and vacuum stability.

Essential maintenance assemblies include Combi-Clip vapor ducts, vertical and diagonal condensers, and receiving flasks spanning volumes from 50 milliliters to 20 liters.

High-durability borosilicate 3.3 glassware can be paired with P+G safety polymer coating to prevent chemical spills and mechanical breakage.

Resilient PTFE vacuum seals deliver low-friction dry rotation and chemical resistance against aggressive solvent vapors, while B-300 heating baths deliver uniform thermal transfer up to 220 degrees for seamless solvent recovery.

Kjeldahl nitrogen and protein determination: K-375 steam distillation and digestion units

Classical Kjeldahl analytical chemistry imposes stringent resistance requirements due to concentrated sulfuric acid digests and boiling sodium hydroxide solutions.

Automated BÜCHI distillation units K-350, K-355, K-360, and K-375 incorporate precision dosing pumps for alkali, boric acid, and deionized water, paired with titanium steam generators for fast steam output.

For sample digestion, SpeedDigester K-425 and K-436 units employ infrared heating elements reaching 450 degrees, accelerating sample throughput three times compared to block systems.

Multi-stage scrubbers K-415 and K-308 trap hazardous acid fumes through ceramic packings, protecting staff while sample tubes and titration electrodes support uninterrupted operation.

Lyovapor L-200, L-250, and L-300 freeze dryers: vacuum preservation and temperature shelves

Sublimation drying of active pharmaceutical ingredients, enzymes, and food samples demands exact shelf temperature regulation and vacuum control.

BÜCHI Lyovapor platforms comprise benchtop L-200 and floor-standing L-250 and L-300 dryers with ice condensers handling up to 12 kg with temperature limits down to minus 105 degrees.

Infinite-Control software continuously records process parameters, safeguarding delicate sample cakes during primary and secondary drying phases.

Vacuum monitoring relies on Pirani sensors and corrosion-resistant capacitive gauges, while modular acrylic chambers, heated shelf stacks, and vacuum pump oil mist filters ensure tight chamber sealing.

Pure Excellence flash chromatography and prep HPLC: gradient pumps and detectors

Preparative purification of synthetic peptides, natural product extracts, and small molecules is executed on BÜCHI Pure C-810, C-815, and C-850 FlashPrep workstations.

The modular architecture unites flash column separation with preparative high-pressure liquid chromatography up to 300 bar, powered by dual-piston pump heads with sapphire plungers.

Multi-wavelength UV-Vis spectrophotometers monitor four wavelengths simultaneously, while evaporative light scattering detectors ELSD quantify non-chromophoric analytes.

Automated fraction collectors direct target peaks into versatile tube racks, while flash cartridge holders, PEEK fittings, and flow distribution valves sustain baseline stability.

Soxhlet extraction instruments, spray drying units, and ProxiMate NIR spectrometers

Automated extraction systems FatExtractor E-500 and UniversalExtractor E-800 perform fat and residue determination following standard Soxhlet and Randall methods.

Optical meniscus sensors monitor solvent levels, while automated magnetic valves recover up to ninety percent of solvent volumes, minimizing analytical consumables overhead.

Mini Spray Dryer S-300 and B-290 units employ two-fluid stainless nozzles for micro-granulation and powder engineering of liquid feeds.

The analytical portfolio also features ProxiMate NIR spectrometers with IP66 enclosures for food screening, alongside Melting Point M-560 video units for melting range verification under rigorous quality assurance protocols.

BÜCHI Labortechnik and model names are trademarks of their respective owners and are used only to identify the equipment for which we source parts. SpareX is not an official dealer, distributor or representative of BÜCHI Labortechnik and is not affiliated with the trademark owner. Origin, documents and warranty are stated for each item in the quotation.