SPE Disks and Cartridges
Waters Corp Sep-Pak Vac Cartridge, Florisil, 500 mg, 6 cc, 50–200 μm
This vac cartridge features Florisil, an extremely polar sorbent (magnesium oxide and silica gel blend) for adsorbing low to moderate polarity species. It's used for pesticide analysis in regulated food and environmental methods. Designed for sample enrichment and purification, it aids in easy extraction and transfer without spillage or evaporation loss. Product integrity is maintained by a non-contaminating poly-foil pouch.
- Highly active, weakly basic sorbent.
- Effective for pesticide analysis.
- Facilitates convenient sample transfer.
- High-quality, reproducible packings.
- 20 μm frit offers solvent resistance and good flow.
- Frit acts as a depth filter.
Waters Corp Waters Vac Cartridge, Accell Plus QMA, 6 cc, 1 g Sorbent, 37 to 55 μm
These cartridges feature a silica-based, hydrophilic, strong anion-exchanger with a large pore size (300Å). Designed for extracting anionic analytes in aqueous and non-aqueous solutions, they are ideal for isolating larger molecules such as proteins and removing acidic pigments in food extracts. Syringe-barrel type, they are compatible with vacuum manifolds and automated SPE instruments.
- Silica-based, hydrophilic, strong anion-exchanger
- Vac cartridge format, 6 cc barrel size
- 1 g sorbent, 37 to 55 μm particle size
- 300 Å pore size, 230 μeq/gram ion exchange capacity
- 2 to 8 pH range
- Water wettable and mass spec compatible
- Ion-exchange mode for solid phase extraction
- 30 units per package
- For isolating larger molecules and extracting anionic analytes
- Use with vacuum manifolds and automated SPE instruments
Waters Corp Oasis WCX SPE Cartridges, 30 μm, 1x10 mm, OSM
Oasis WCX OSM Cartridges are engineered for the ACQUITY UPLC Online SPE Manager, providing highly selective sample preparation for strong basic compounds. These cartridges utilize a patented polymeric WCX sorbent with reversed-phase and weak cation exchange retention mechanisms. They tolerate pressures up to 1,000 bar during elution and are compatible with solvents across the pH 0–14 range.
- Designed for ACQUITY UPLC Online SPE Manager.
- Utilizes reversed-phase and weak cation exchange.
- Ideal for strong basic compound sample preparation.
- Withstands 1,000 bar during SPE elution.
- Compatible with pH 0–14 solvents.
- Features 30 μm particle size.
- Cartridge dimensions: 1 mm x 10 mm.
- 96 cartridges per pack.
- Sorbent weight: 4 mg.
- Chemistry: WCX.
- Mass spectrometry compatible.
- Water wettable.
- Made from polypropylene.
Waters Corp Waters Oasis MCX Vac Cartridge, Mixed-Mode Polymeric, 1 cc, 30 mg, 30 μm
These 1 cc Oasis MCX cartridges feature a novel, mixed-mode polymeric sorbent, optimized for high selectivity and sensitivity in extracting basic compounds. Water-wettable for consistent performance, they simplify sample preparation and are ideal for vacuum manifolds and automated SPE instruments.
- High selectivity and sensitivity for basic compounds.
- Water-wettable design ensures consistent performance even if dry.
- Dual modes of retention: ion exchange and reversed-phase.
- Broad pH stability (0-14) allows flexible method development.
- Superior binding capacity vs. other SPE sorbents.
- Prevents analyte breakthrough or recovery loss.
- 1.0 meq/g sulfonic acid ion exchange capacity.
Waters Corp Sep-Pak Solid Phase Extraction Cartridge, tC18, Short, Double Luer-Lock
The Sep-Pak tC18 Plus Short Double Luer-Lock Cartridge is designed for sample preparation, featuring a silica-based bonded phase with strong hydrophobicity. Its trifunctional bonding chemistry provides enhanced hydrolytic stability, making its applications similar to C18.
- Silica-based bonded phase with strong hydrophobicity.
- Trifunctional bonding chemistry provides increased hydrolytic stability.
- Applications are similar to C18.
- Includes double Luer-Lock adaptors.
Hach Company Prefilters, Polypropylene, 90 mm, 25/PK
Xenosep brand ValuSep™ SPE Filters for EPA Method 1664A are designed to provide high recovery and low blank values in Horizon SPEDEX and SPE Manifold applications. Chemically treated with a proprietary reverse phase adsorbent, single layer borosilicate glass ValuSep™ SPE Filters (47mm) can filter the 40 mg/L EPA PAR standard in approximately 10 minutes with significantly faster filtration times for 1 L NPDES-type samples. ValuSep™ SPE Filters offer high recoveries and low blanks at a great price.
Waters Corp Sep-Pak Alumina N 3 cc Vac RC Cartridge, 500 mg Sorbent per Cartridge, 50 - 300 µm, 50/pk
Sep-Pak Alumina N Vac RC cartridges contain a highly active grade of alumina with a neutral surface chemistry. The aluminum oxide surface provides an extremely polar surface for analyte retention and has properties of a Lewis acid. This normal phase sorbent is similar in use to silica; however, it is slightly more stable than unfunctionalized silica under high pH conditions. This neutral alumina is suitable for applications such as synthetic crude oil fractionation. These cartridges feature an integral 20 cc funnel-shaped reservoir for convenient processing of larger volumes of samples. They can be used with robotic sample preparation equipment or with vacuum manifolds.
Waters Corp Sep-Pak Vac Cartridge, Florisil, 5 g Sorbent, 20 cc Barrel, 50 to 200 μm
This Florisil 20 cc Vac Cartridge is a polar, weakly basic sorbent for adsorbing low to moderate polarity species from nonaqueous solutions. It's a chromatographic tool for sample enrichment and purification, sealed in a non-contaminating poly-foil bag, with packings for repeatable activity and capacity.
- Florisil chemistry: polar, weakly basic
- Vac cartridge for solid phase extraction (SPE)
- Mass spec compatible; Normal-phase mode
- Particle size: 50 to 200 μm; Pore size: 60 Å
- Sorbent: 5 g; Barrel: 20 cc; Hold up volume: 8 mL
- Water wettable; ideal for pesticide analysis
- Features 20 μm frit (HD/UHMW polyethylene)
- Frit provides solvent resistance, low extractables, strong flow, depth filtration
- Facilitates safe, efficient sample extraction/transport; Minimizes spills/loss
Waters Corp Waters Sep-Pak C18 Vac RC Cartridge, 100 mg Sorbent, 55 to 105 μm
These cartridges feature a silica-based bonded phase with strong hydrophobicity, designed to adsorb analytes, even those with weak hydrophobicity, from aqueous solutions. They are suitable for various applications, including the analysis of drugs and their metabolites in biological samples, desalting peptides, detecting trace organics in environmental water, and analyzing organic acids in beverages. Their behavior is similar to reversed-phase HPLC columns.
- C18 chemistry
- Endcapped
- Vac RC Cartridge format
- Mass spectrometry compatible
- Reversed phase mode
- Particle size: 55 to 105 μm
- Pore size: 125 Å
- Silica sorbent substrate
- Sorbent weight: 100 mg
- Not water wettable
- pH range: 2 to 8 pH
- Hold up volume: 0.2 mL
Waters Corp Waters Vac Cartridge, 20 cc, 1 g, 60 μm MCX
The 20 cc Oasis MCX cartridges contain a novel, mixed-mode polymeric sorbent, optimized for high selectivity and sensitivity in extracting basic compounds. This water-wettable sorbent ensures high retention and excellent recoveries even if dry, eliminating extra precautions. The 60 μm particle size suits viscous samples. These cartridges are for vacuum manifolds and automated SPE instruments.
- Novel, mixed-mode polymeric sorbent for enhanced selectivity and sensitivity
- Optimized for extracting basic compounds with cation-exchange groups
- Water wettable sorbent maintains high retention and excellent recoveries even if it runs dry
- Eliminates the need for extra precautions to prevent sorbent beds from drying out
- 60 μm particle size is ideal for viscous samples
- Designed for use with vacuum manifolds and automated SPE instruments