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Description
BUCHI Pure Chromatography C-900 - Flash Chromatography | USA Lab
The BUCHI Pure Chromatography C-900 is a three-piston, pulsation-free flash chromatography pump module engineered for precise, repeatable solvent delivery during flash purification. Featuring a self-priming binary gradient pump and an integrated 7" touch screen interface, the C-900 guides operators through method setup, solvent selection, and run adjustments with ease, making it a reliable core component for extraction, purification, and academic research workflows.
Built for modularity, the Pure Chromatography C-900 pairs seamlessly with the Pure UV Detector and Pure Fraction Collector to form a complete Pure Essential Chromatography System. With flow rates up to 300 mL/min and operating pressure up to 50 bar, it supports both gravity and anti-gravity separation modes across cartridge sizes from 4 g up to 5000 g with the appropriate accessories.
Designed and manufactured by BUCHI to ISO 9001 quality standards, the C-900 delivers pulsation-free flow accuracy, dual USB and Ethernet connectivity, Wifi, and multilingual software support for labs running high volumes of flash purification.
3-Piston Pulsation-Free Pump 0 - 300 mL/min Flow Rate 50 Bar Max Pressure 7" Touch Screen Interface
Flow Rate: 0 - 300 mL/min — ± 1% reproducibility at 5-250 mL/min.
Max Pressure: 50 bar operating pressure
Modularity: Pairs with Pure UV Detector & Fraction Collector
Why buy from USA Lab
Expert Support
Engineers & technicians on staff.
Engineers & technicians on staff.
Quality First
Tested and trusted products.
Tested and trusted products.
Fast Fulfillment
Nationwide 1-2 day shipping.
Nationwide 1-2 day shipping.
Warranty & Parts
US-based service & spares.
US-based service & spares.
Why this Pure Chromatography C-900?
- Pulsation-free delivery — three-piston self-priming pump for consistent flow.
- Modular design — expand into a full Pure Essential Chromatography System with UV Detector and Fraction Collector.
- Guided operation — 7" touch screen walks operators through method setup and adjustments.
- Flexible sample loading — supports liquid injection and solid loading from 4 g to 5000 g cartridges.
- Connected workflow — Wifi, Ethernet, dual USB, and BUCHI COM ports for data export and instrument communication.
Talk to an expert
Get sizing help, configuration guidance, and integration tips for your flash chromatography line.
Technical Specifications
| Specification | Pure Chromatography C-900 |
|---|---|
| Dimensions (W x D x H) | 200 x 200 x 410 mm |
| Weight | 10 kg |
| Power Consumption | 90 W |
| Supply Voltage | 100 - 240 VAC ± 10% |
| Frequency | 50/60 Hz |
| Fuse | 2 A |
| Max. Operating Pressure | 50 bar |
| Pump | Flash, 3-piston, pulsation-free, self-priming |
| Flow Rate | 0 - 300 mL/min |
| Flow Rate Reproducibility | ± 1% at 5 - 250 mL/min |
| Gradient Accuracy | ± 1% |
| Cartridge Installation | 4 - 330 g at instrument / >330 g external |
| Separation | Gravity and anti-gravity flow |
| Interfaces | 2 BUCHI COM ports, 2 USB ports, 1 Ethernet port |
| Screen | 7" touch screen |
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Tailored configurations and integration help.
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We’ll help spec the right system for your throughput.
FAQ
What is the BUCHI Pure Chromatography C-900?
The Pure Chromatography C-900 is a three-piston, pulsation-free flash chromatography pump module that pumps solvent during flash purification, guided by an integrated 7" touch screen interface.
What flow rate and pressure does the Pure Chromatography C-900 support?
The Pure Chromatography C-900 delivers flow rates from 0 to 300 mL/min at a maximum operating pressure of 50 bar, with flow rate reproducibility of ± 1% between 5-250 mL/min.
Can the Pure Chromatography C-900 be expanded into a full system?
Yes. The Pure Chromatography C-900 is modular and can be paired with the Pure UV Detector and Pure Fraction Collector to build a complete Pure Essential Chromatography System.
What cartridge sizes work with the Pure Chromatography C-900?
The Pure Chromatography C-900 supports cartridges from 4 g to 330 g directly at the instrument, and larger 800 g up to 5000 g cartridges with external stands and holders.
Important Shipping Notice!
DISCLAIMER:
All items are carefully packaged to ensure safe delivery. In the rare event that your item arrives damaged, please notify us within 3 days of receipt. We will promptly provide a replacement or issue a refund.
Please note that any damage occurring after delivery is not covered under warranty. We appreciate your understanding and your trust in our products.
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