Filtration Systems
Advanced filtration solutions engineered for high-efficiency water sample processing. Our stainless steel manifold systems enable simultaneous multi-filter operation, dramatically reducing processing time while our oil-free electric motor pumps deliver consistent vacuum or pressure for reliable, contamination-free filtration in environmental water analysis.
Stainless Steel Filtration Manifolds
Multi-Position Manifold Systems
Process multiple samples simultaneously for maximum laboratory efficiency:
- 3-Position Manifold - Compact design for small laboratories | Footprint: 30cm × 20cm | Process 3 samples in parallel | Ideal for routine monitoring programs
- 5-Position Manifold - Mid-range capacity for environmental labs | Footprint: 45cm × 25cm | Balanced throughput and bench space | Most popular configuration
- 6-Position Manifold - High-throughput water quality testing | Footprint: 50cm × 30cm | Maximum efficiency for large sample batches | Municipal water testing facilities
- Custom Configurations - 12-position, 24-position systems available | Modular design for future expansion | Mix different filter types on same manifold
Workflow Efficiency Benefits
Dramatically increase sample processing capacity:
- Time Savings - Process 3-6 samples in the time of 1 traditional setup | Reduce 6-hour workload to 1 hour | Overnight batch processing capability | Free analysts for higher-value tasks
- Improved Reproducibility - All samples filtered under identical conditions | Same vacuum/pressure across all positions | Eliminates operator-to-operator variability | Better quality control for regulatory compliance
- Reduced Contamination Risk - Stainless steel is inert and easy to decontaminate | No rubber gaskets to absorb analytes | Minimize sample handling | Dedicated manifolds for PFAS, metals, organics
- Flexible Sample Volumes - Filter 10mL to 10L per position | Accommodate varying turbidity levels | Independent timing per sample | No cross-talk between positions
Oil-Free Electric Motor Pumps
Next-Generation Vacuum Pump Technology
Oil-free diaphragm pumps eliminate contamination concerns:
- Zero Oil Contamination - No oil mist backstreaming into samples | Critical for trace organic analysis (PFAS, PAHs, pesticides) | Safe for molecular biology applications | Cleaner laboratory air quality
- Chemical-Resistant PTFE Diaphragms - Compatible with corrosive vapors (HCl, H2SO4, solvents) | No degradation from sample volatiles | Extended service life (5000+ hours) | Autoclavable pump heads
- Deep Vacuum Capability - Ultimate vacuum: <2 mbar (<1.5 Torr) | Pull high-volume samples quickly | Efficient dewatering of filter cakes | Accelerate drying steps
- Consistent Flow Rate - Unaffected by back-pressure variations | Maintains vacuum despite filter clogging | Reproducible filtration times | Better method standardization
Pump Models & Specifications
Choose the optimal pump for your application:
- Compact Laboratory Pump - Free air flow: 20 L/min | Ideal for 1-3 position manifolds | Quiet operation (<55 dB) | Bench-top footprint | $899
- Standard Workstation Pump - Free air flow: 40 L/min | Recommended for 3-6 position manifolds | Heavy-duty continuous operation | Built-in pressure regulator | $1,499
- High-Capacity Production Pump - Free air flow: 80 L/min | Supports 6-12 position manifolds | Industrial duty cycle (24/7 operation) | Dual-head redundancy option | $2,999
- Smart Programmable Pump - Microprocessor-controlled vacuum | Programmable time/pressure cycles | Data logging capability | Automatic shut-off at target vacuum | $3,499
Enhanced Workflow Features
Intelligent pump features that improve laboratory productivity:
- Auto-Start/Stop Function - Vacuum sensor activates pump automatically | Energy savings when not in use | Extends pump lifetime | Reduces lab noise pollution
- Digital Vacuum Control - Set and maintain precise vacuum levels | ±1 mbar accuracy | Prevents filter membrane rupture | Optimize for different filter types (0.1μm to 10μm)
- Vapor Condensation Trap - Protects pump from water vapor damage | Essential for high-volume aqueous filtration | Easy-drain collection bottle | Cold trap option for organic solvents
- Low-Maintenance Design - No oil changes required | Diaphragm replacement in <10 minutes | Self-diagnostic alerts | Minimal downtime
- Remote Monitoring - Optional Wi-Fi connectivity | Monitor pump status from phone/tablet | Email alerts for maintenance | Integration with LIMS systems
Complete Filtration Solutions
All-in-One Filtration Stations
Integrated systems combining manifold, pump, and accessories:
- 3-Position Complete Station - 3-position SS manifold + 40 L/min pump | Integrated trap and gauges | Mobile cart with storage | Plug-and-play setup | $3,299
- 6-Position Production Station - 6-position SS manifold + 80 L/min pump | Touch-screen controller | Method memory storage | Automated sample tracking | $6,999
- Field-Portable Unit - 3-position lightweight manifold + battery pump | Ruggedized case with wheels | Solar charging option | Remote site water sampling | $4,499
Applications in Water Analysis
Drinking Water Quality Testing
- Microbiological Analysis - E. coli, coliforms, heterotrophic plate count | 0.45μm cellulose ester membranes | Process 100mL samples in <5 minutes | Sterile filtration for culture-based methods
- Total Suspended Solids (TSS) - Gravimetric determination | Pre-weighed glass fiber filters | Simultaneous duplicate/triplicate analysis | EPA Method 160.2 compliant
- Turbidity Sample Preparation - Remove large particles before instrument analysis | Consistent filtration pressure = reproducible results | Protect expensive turbidimeters
- Heavy Metal Concentration - Filter 1-5L samples through chelating membranes | Trace metal analysis (Pb, Cd, Cu, Zn) | Acid-resistant stainless steel construction | Pre-concentration for ICP-MS
Wastewater & Industrial Effluent
- COD/BOD Sample Prep - Remove suspended solids before analysis | Prevents interference in colorimetric methods | High-capacity filters for dirty samples | Fast processing of viscous effluent
- Oil & Grease Extraction - Pre-filtration before solvent extraction | Glass fiber filters for particulate removal | EPA Method 1664 compatible | Solvent-resistant pump materials
- Nutrient Analysis Prep - Nitrate, phosphate, ammonia determination | Prevent particulate interference | 0.45μm membrane standard | Preserve dissolved fraction only
- Pharmaceutical Residue Screening - Clarify wastewater before LC-MS analysis | Remove biosolids and debris | PTFE membranes for low adsorption | Essential pre-treatment for SPE
Environmental Monitoring
- Surface Water Sampling - River, lake, reservoir monitoring | Variable turbidity handling | Process large volumes (2-10L) for trace contaminants | Seasonal algae bloom periods
- Groundwater Analysis - Low-turbidity samples | Ultra-trace metal work | 0.2μm sterile filtration | Prevent bacterial growth in stored samples
- Stormwater Runoff - High-sediment samples | Pre-filtration with coarse filters | Sequential filtration (10μm → 1μm → 0.45μm) | Pesticide/herbicide analysis
- Microplastic Sample Prep - Filter large volumes to concentrate microplastics | Stainless steel mesh filters (300μm, 100μm) | No plastic contamination from equipment | Subsequent density separation
Filter Membrane Selection Guide
Common Membrane Materials
Choose the right membrane for your application:
- Cellulose Acetate (CA) - 0.22μm, 0.45μm | Low protein binding | Aqueous solutions | Microbiological water testing | Not for organic solvents
- Polyethersulfone (PES) - 0.1μm to 0.45μm | Low extractables for HPLC/LC-MS | Fast flow rates | Broad chemical compatibility | Heat-stable
- PTFE (Teflon) - 0.2μm to 5μm | Highly chemical resistant | Aggressive solvents and acids | Hydrophobic - requires pre-wetting | Air/gas filtration
- Nylon (Polyamide) - 0.2μm to 0.45μm | Naturally hydrophilic | Excellent for aqueous samples | Broad solvent compatibility | Not for strong acids
- Glass Microfiber (GF) - 0.7μm to 2.7μm | High flow rates | TSS, particulate analysis | High loading capacity | Withstands high temperatures (500°C)
- Mixed Cellulose Ester (MCE) - 0.45μm, 0.8μm | Standard for microbiology | Gridded options for colony counting | Low cost | Autoclavable
Why Choose Our Filtration Systems?
Superior Build Quality
316L stainless steel construction outlasts aluminum or plastic alternatives. Leak-proof Viton O-rings rated for 10,000+ cycles. Precision-machined components for perfect alignment. Lifetime warranty on manifold structure.
No Oil Contamination
Oil-free pumps eliminate the #1 source of laboratory contamination. Critical for PFAS, GC-MS, and LC-MS sample prep. Cleaner than rotary vane pumps. Protect your expensive analytical instruments.
Increased Throughput
Process 3-6× more samples per day compared to single-filter setups. Overnight batch processing unattended. Meet tight regulatory reporting deadlines. Scale up for emergency response situations.
Easy Maintenance
Simple pump diaphragm replacement—no special tools required. Manifolds clean in minutes with standard laboratory detergents. No lubrication needed. Minimal consumables and spare parts.
Versatile Configurations
Mix different filter sizes on same manifold (25mm, 47mm, 90mm). Switch between vacuum and pressure filtration. Expand system as laboratory grows. Compatible with all major filter brands.
Regulatory Compliance
Meets EPA, ISO, AOAC filtration method requirements. Stainless steel construction satisfies USP <788> particulate testing. Suitable for GLP/GMP laboratories. Full material traceability documentation.
System Comparison Table
| Feature | 3-Position System | 5-Position System | 6-Position System |
|---|---|---|---|
| Samples/Batch | 3 | 5 | 6 |
| Recommended Pump | 20-40 L/min | 40 L/min | 40-80 L/min |
| Footprint | 30 × 20 cm | 45 × 25 cm | 50 × 30 cm |
| Best For | Small labs, method development | Routine monitoring | High-volume testing |
| Complete System Price | $3,299 | $4,799 | $6,999 |
Technical Support & Training
Installation Support: Detailed setup instructions included. Video tutorials for first-time users. Phone support during initial setup. On-site installation available for complete stations.
Method Optimization: Our applications team helps optimize vacuum/pressure settings for your specific sample types. Filter membrane selection guidance. Flow rate calculations for different volumes.
Preventive Maintenance: Annual service contracts available. Pump calibration and performance verification. Replacement parts shipped same-day. Loaner equipment during repairs.
Troubleshooting Assistance: 24/7 technical support hotline. Remote diagnostic capability for smart pumps. Common issues database with solutions. Video chat support for complex problems.
Need Help Choosing?
Our applications scientists have decades of combined experience in environmental Sample analysis. Contact us with your specific requirements.