Features More than 50 different sationary phases available e.g., silica gel based: unmodified, C8, C18, NH2, CN; Polyermic material: HR-X, HLB, PA; mixed-mode, special combinations, aluminum oxide, kieselguhr (XTR) etc. NP, RP, ion exchanger and for special applications Different…

Features More than 50 different sationary phases available e.g., silica gel based: unmodified, C8, C18, NH2, CN; Polyermic material: HR-X, HLB, PA; mixed-mode, special combinations, aluminum oxide, kieselguhr (XTR) etc. NP, RP, ion exchanger and for special applications Different…

Sep-Pak Accell Plus QMA Carbonate Plus Light cartridges contain a silica-based, hydrophilic, strong anion-exchanger with a large pore size (300Å) and a carbonate counter-ion. These cartridges are used for extraction of anionic analytes in aqueous and non-aqueous solutions when the chloride…

Synonyms: SPE Reservoir

Magnesium silicate for SPE Features Matrix magnesium silicate (MgO – SiOH 15:85), high purity, particle size 150–250 µm Recommended application: organic tin compounds, aliphatic carboxylic acids, PCBs, PAHs

Special phase for drying organic samples Features Anhydrous high-purity sodium sulfate which forms Glauber’s salt with traces of water – For removal of larger quantities of water several cartridges can be combined in series. Recommended application: removal of traces of…

Octadecyl modified silica phase for SPE of polar analytes Features Base material silica, pore size 60 Å, particle size 45 µm, specific surface 500 m2/g, pH stability 2–8 Special octadecyl phase for polar analytes, not endcapped, carbon content 15 % Recommended…

Sep-Pak Accell Plus QMA Vac 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…

Dispersive SPE (dSPE), often referred to as the "QuEChERS" method (Quick, Easy, Cheap, Effective, Rugged, and Safe), is modern sample prep technique that is becoming increasingly popular in the area of multi-residue pesticide analysis in food and agricultural products. Using the QuEChERS method,…

Dispersive SPE (dSPE), often referred to as the "QuEChERS" method (Quick, Easy, Cheap, Effective, Rugged, and Safe), is modern sample prep technique that is becoming increasingly popular in the area of multi-residue pesticide analysis in food and agricultural products. Using the QuEChERS method,…

Polystyrene-divinylbenzene adsorbent resin for SPE Features Highly porous polystyrene-divinylbenzene copolymer specific surface 1200 m2/g, particle size 50–100 μm very high binding capacity, up to 30 % of adsorbent weight (for comparison: silica adsorbents about 3 %) …

Affinimip SPE is a selective solid phase extraction based upon molecularly printed polymers (MIP). It combines the advantages of Immune-affinity columns in terms of selectivity and a classic solid phase extraction (SPE) in terms of robustness and costs. This selectivity and robustness combines to…

Solid phase extraction apparatus uses glass vials or tubes for sample collection and concentration. Some sorbents require large desorption volume than small SPE cartridges in such case SPE tubes were used. The barrels are compatible with most vacuum-manifold devices and allow accurate loading of…

Retention Mechanism: Reversed-phaseSample Matrix Compatibility: Aqueous solutions (biological fluids, water) •Polymerically bonded, octadecyl (18 %C), endcapped •Higher 18 %C loading for increased binding capacities and higher recoveries •The least selective phase: retains most organic analytes…

Solid phase extraction apparatus uses glass vials or tubes for sample collection and concentration. Some sorbents require large desorption volume than small SPE cartridges in such case SPE tubes were used. Application: Empty polypropylene SPE tube with PE frits was used in preparing…

Mixed-mode strong anion exchange columns for acidic analyte extraction High surface area and capacity ensure highly reliable retention characteristics No secondary interactions from silanol groups for accurate results Higher sample loading due to high surface area Recover clean…

Strong quat. ammonium modified polymeric anion exchanger for SPE Features Base material spherical PS/DVB copolymer, pore size 55–65 Å, particle sizes 45 µm or 85 µm (standard) very large specific surface 850 m2/g, pore volume 1.4 cm3/g, pH stability 1–14 …

Dispersive SPE (dSPE), often referred to as the "QuEChERS" method (Quick, Easy, Cheap, Effective, Rugged, and Safe), is modern sample prep technique that is becoming increasingly popular in the area of multi-residue pesticide analysis in food and agricultural products. Using the QuEChERS method,…

Polymer-based SPE phases for RP and ion chromatography Features Base material: high purity polystyrene-divinylbenzene copolymers (PS/DVB), pore size 100 Å, particle size 100 µm very low degree of swelling, thus very well suited for chromatography reliable function…

Special silica phase for determination of pesticides in food samples Features Base material silica, pore size 60 Å, particle size 45 μm, specific surface 500 m2/g, pH stability 2–8 Primary and Secondary Amine functions (PSA), 5 % C Removes polar compounds (e.g.,…

Supelclean(TM) LC-Si SPE Tube is used to adsorb moderately polar to polar compounds from nonaqueous samples. Legal Information: Supelclean is a trademark of Sigma-Aldrich Co. LLC

Populate base plate with only the wells needed 50 µL elution volume for minimal sample dilution and reduced evaporation time Optimized well geometry for 5 and 10 mg sorbent masses Use with vacuum or positive pressure The internal diameter, frit design, and sorbent material of…

Baker Disposable, Pre-Packed Extraction Columns Polypropylene extraction columns prepacked with sorbent Packing is held between two 20 mm polyethylene frits Sorbent weight ranges from 100 to 1000 mg and column reservoir capacity is 1, 3 or 6 mL, as indicated in listings below …

Features More than 50 different sationary phases available e.g., silica gel based: unmodified, C8, C18, NH2, CN; Polyermic material: HR-X, HLB, PA; mixed-mode, special combinations, aluminum oxide, kieselguhr (XTR) etc. NP, RP, ion exchanger and for special applications Different…

CHROMABOND® SPE products Features More than 50 different sationary phases available e.g., silica gel based: unmodified, C8, C18, NH2, CN; Polyermic material: HR-X, HLB, PA; mixed-mode, special combinations, aluminum oxide, kieselguhr (XTR) etc. NP, RP, ion exchanger and for special…

Retention Mechanism: Normal phaseSample Matrix Compatibility: Organic solvents, oils, and lipids •Unbonded acid washed silica sorbent ideal for normal phase SPE and other modified flash techniques •Often used to separate or remove structurally similar molecules through successive elutions with…

Empty SPE Tubes allow you to pack your own SPE cartridges Synonyms: pk 16, Empty Fritted 60-ml SPE Tubes

Ideal for Flash separations from 10 mg up to 300 g Features For convenient operation and reliable upscaling the complete program of ready-to-use Flash cartridges for the Isco Companion® and other Teledyne Isco CombiFlash® systems, or as stand-alone version for all…

Most versatile SPE option Reversed phase retention mechanism simplifies method development and compatibility for both GC and LC separations Unlike silica-based phases, OPT cartridges yield the same exacting results if they inadvertently dry out during the conditioning stage …

Retention Mechanism: Normal phaseSample Matrix Compatibility: Organic solvents, oils, and lipids •Unbonded acid washed silica sorbent ideal for normal phase SPE and other modified flash techniques •Often used to separate or remove structurally similar molecules through successive elutions with…