SPE Disks and Cartridges
Waters Corp Waters Vac Cartridge, Oasis WCX, 3 cc, 60 mg, 60 μm
The 3 cc Oasis WCX cartridges contain a polymeric reversed-phase, weak ion exchange mixed-mode sorbent for fast, simple, and highly selective sample preparation of strong basic compounds and quaternary amines. Its water-wettable nature ensures consistent retention and excellent recoveries even if the sorbent beds dry out. The 60 μm particle size is recommended for viscous samples.
- Optimized for selective sample preparation of strong basic compounds and quaternary amines.
- Water-wettable sorbent maintains high retention and excellent recoveries, even when dry.
- 60 μm particle size is ideal for viscous samples.
- Syringe-barrel cartridges are compatible with vacuum manifolds and automated SPE instruments.
- Ensures high purity, consistency, and quality for sample analysis.
- Delivers high recovery, reduced matrix effects, and unsurpassed selectivity.
Waters Corp Oasis WAX 3 cc Vac Cartridge, 60 mg Sorbent per Cartridge, 60 µm, 100/pk
The 3 cc Oasis WAX cartridges contain the Oasis WAX sorbent, which is a polymeric reversed-phase, weak anion exchange mixed-mode sorbent that has been optimized for fast, simple, and highly selective sample preparation of strong acidic compounds. Since the Oasis WAX sorbent is water wettable, it maintains its capability for higher retention and excellent recoveries even if the sorbent runs dry, which means there is no need to take extraordinary steps to keep the sorbent beds from drying out during the critical steps prior to sample loading. The 60 µm particle size is recommended when working with viscous samples. These syringe-barrel-type cartridges are designed for use with vacuum manifolds and automated SPE instruments.
Waters Corp Sep-Pak Vac Cartridge, tC18, 100 mg Sorbent, 37 – 55 μm
This Vac Cartridge features a silica-based bonded phase with strong hydrophobicity. Its trifunctional bonding chemistry provides increased hydrolytic stability. It is suitable for applications similar to C18 cartridges.
- Sorbent type: tC18 silica-based bonded phase
- 100 mg sorbent per cartridge
- Particle size: 37 – 55 μm
- Cartridge volume: 1 cc
- Pore size: 125 Å
- pH range: 2 to 8 pH
- Not water wettable
- Endcapped for enhanced performance
- Reversed phase mode
- Mass spectrometer compatible
- Hold up volume: 0.25 mL
Waters Corp Sep-Pak Solid Phase Extraction Cartridge, tC18, 900 mg, 37 to 55 μm
This silica-based bonded phase product features strong hydrophobicity and trifunctional bonding chemistry for increased hydrolytic stability. It simplifies protocols by reducing steps and minimizing sample handling, suitable for robust performance in diverse applications.
- Silica-based bonded phase with strong hydrophobicity.
- Trifunctional bonding chemistry provides increased hydrolytic stability.
- Simplifies protocols and reduces sample handling.
- Helps avoid emulsion issues.
- Improves safety by reducing harmful agent exposure.
- Enables direct field sampling.
- Features a high-purity polypropylene syringe-barrel body with polyethylene frits.
- Utilizes with multi-position vacuum manifolds via a standard male-Luer tip.
- Suitable for analyte isolation and enrichment from biological, environmental, and dietary samples.
Waters Corp Waters Sep-Pak Vac Cartridge, tC18, 3 cc, 500 mg Sorbent
This solid phase extraction cartridge features a silica-based bonded phase with strong hydrophobicity and trifunctional bonding chemistry, enhancing hydrolytic stability. It is designed for analyte isolation and enrichment from biological, environmental, and dietary samples, and is compatible with multi-position vacuum manifolds.
- Features a silica-based bonded phase with strong hydrophobicity.
- Offers trifunctional bonding chemistry for increased hydrolytic stability.
- Ideal for analyte isolation and enrichment from biological, environmental, and food samples.
- Simplifies protocols, minimizes sample handling, and helps avoid emulsion issues.
- Enhances safety by reducing exposure to hazardous agents and facilitating disposal.
- Supports direct field sampling, removing the need for sample transport to a lab.
- Constructed from high-grade, highly inert polypropylene.
Waters Corp Oasis Vac Cartridge, 6 cc, 200 mg Sorbent, 30 μm
The 6 cc Oasis HLB cartridge contains Oasis HLB sorbent, a universal polymeric reversed-phase sorbent that allows for the extraction of a wide range of acidic, basic, and neutral compounds from various matrices using a simple, generic method. The Oasis HLB sorbent is water-wettable, which means it maintains high retention and excellent recovery even if the sorbent bed dries out. This eliminates the need for special measures to prevent the sorbent bed from drying before critical steps such as sample loading.
- Syringe-shaped cartridges for use with vacuum extraction devices and automated SPE instruments.
- Universal polymeric reversed-phase sorbent enables extraction of acidic, basic, and neutral compounds.
- Water-wettable sorbent maintains high retention and recovery, even if dry.
- Eliminates need for special measures to prevent sorbent bed from drying out.
Waters Corp Sep-Pak Cartridge, Alumina N, 280 mg, 50-300 μm
Sep-Pak Alumina N Plus Light cartridges feature a highly active alumina sorbent with neutral surface chemistry for normal-phase solid phase extraction. This sorbent provides an extremely polar surface for analyte retention, similar to silica but more stable under high pH conditions. Its unique design minimizes interstitial volume, allowing efficient elution in minimal solvent and optimizing recoveries.
- Highly active alumina sorbent with neutral chemistry.
- Extremely polar surface for effective analyte retention.
- More stable than unfunctionalized silica under high pH.
- Suitable for synthetic crude oil fractionation and similar uses.
- Reduced interstitial volume vs. Plus-style cartridges.
- Enables elution of fractions in minimal volume, improving recoveries.
- Reduces solvent consumption, beneficial for limited samples.
Waters Corp Waters Oasis HLB Glass Vac Cartridge, 5 cc, 200 mg, 60 μm
These glass cartridges are optimized for trace analysis, detecting substances at parts-per-trillion (PPT) levels. Each lot is tested for bisphenol A and other phenols and phthalates, ensuring accurate endocrine disruptor analysis. They feature an ultra-clean glass syringe with Teflon frit and utilize a Hydrophilic-Lipophilic-Balanced, water-wettable reversed-phase universal sorbent, made from N-vinylpyrrolidone and divinylbenzene, suitable for acidic, neutral, and basic compounds.
- Stability at pH extremes and in a wide range of solvents.
- Extraordinary retention of polar compounds.
- Hydrophobic retention capacity three times higher than traditional silica-based sorbents.
- Water-wettable sorbent maintains retention even if the bed runs dry.
- Higher retention capacity leads to improved recovery and reproducibility.
- Provides cleaner samples with less time and effort.
Waters Corp Waters Oasis MCX Vac Cartridge, 1 cc, 30 mg Sorbent, 60 μm
These 1 cc cartridges feature a novel, mixed-mode polymeric sorbent, optimized for high selectivity and sensitivity in extracting basic compounds. The water-wettable sorbent ensures high retention and excellent recoveries even if it runs dry, removing the need to prevent sorbent bed dry-out. Designed as syringe-barrel-type cartridges, they are suitable for vacuum manifolds and automated SPE instruments.
- Mixed-mode polymeric sorbent, cation-exchange groups
- High selectivity and sensitivity for basic compounds
- Water-wettable, maintains retention and recovery even if dried
- Eliminates need for sorbent dry-out prevention
- 60 μm particle size for viscous samples
- Dual retention modes: ion exchange and reversed-phase
- Stable across wide operating pH range (0 to 14)
- Maximizes SPE recovery; provides clean extracts
Waters Corp Sep-Pak Silica Plus Light Cartridge, 120 mg Sorbent per Cartridge, 55 - 105 µm, 50/pk
Polar sorbent, used primarily to adsorb analytes from non polar solvents like hydrocarbons, chloro- or flouro-substituted hydrocarbons or less polar esters and ethers.
Waters Corp Sep-Pak Aminopropyl (NH2) Classic Cartridge, 360 mg, 55 to 105 μm
These Sep-Pak Aminopropyl (NH2) Classic cartridges provide a moderately polar, silica-based bonded phase with a weakly basic surface. They function as polar sorbents or weak anion exchangers (below pH 8), ideal for extracting various analytes including phenols, saccharides, drugs, and metabolites.
- Moderately polar, silica-based bonded phase with a weakly basic surface
- Functions as a polar sorbent or weak anion exchanger (below pH 8)
- Suitable for extracting phenols, phenolic pigments, petroleum fractionation, saccharides, drugs, and metabolites
- Designed for positive displacement with Luer-tip syringes
- Attachable to vacuum-assisted flow devices with a male/male adaptor
Waters Corp Sep-Pak Accell Plus QMA Plus Light Cartridge, 130 mg Sorbent per Cartridge, 37 - 55 µm, 50/pk
Sep-Pak Accell Plus QMA Plus Light cartridges contain a silica-based, hydrophilic, strong anion-exchanger with large pore size (300Å). The cartridges are designed for extraction of anionic analytes in aqueous and non-aqueous solutions. The large pore size makes it ideal for isolation of larger molecules such as anionic proteins such as immunoglobulins and enzymes. Other applications include isolation of phenolic compounds and removal of acidic pigments in wine, fruit juices, and food extracts. These cartridges have a distinctive finned outer body and a reduced internal diameter, which results in an interstitial volume about one-third that of the corresponding Plus-style cartridge. This design allows you to elute fractions in a minimal volume to improve recoveries and reduce solvent consumption, a benefit especially for applications where samples are limited or where excessive dilution is a concern.