The 96-well protein precipitation filter plate is ideal for removing precipitated proteins from biological plasma/serum. The plate consists of a 0.2 mum hydrophobic graded filter/frit. Biological plasma is first added to the 96-well plate followed by a protein precipitating agent (e.g.,…

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…

Mini Spe-ed cartridges contain the wide variety of sorbents found in standard Spe-ed cartridges. The Mini Spe-ed configuration (similar to Sep-PakTM) can be easily used in manual syringe operations or on a vacuum manifold. Mini Spe-ed cartridges have a 1.0mL volume. For silica gel, this is…

Weak Cation Exchange Exhibits both cation exchange and reversed phase behavior Wide pH range: can be ionized or neutral depending on pH of buffer solution WCX resin retains basic/cationic, neutral and strong bases Agilent SampliQ WCX is designed to retain and release strong…

Dimethyl modified silica phase for SPE, not endcapped Features Base material silica, pore size 60 Å, particle size 45 µm, specific surface 500 m2/g, pH stability 2–8 Dimethyl phase, not endcapped, carbon content 4 % Similar to C4 Recommended application: e.g.,…

Kieselguhr phase for liquid-liquid extraction Features Base material coarse-grained kieselguhr (also known as diatomaceous earth, hydromatrix, celite) large pore size, high pore volume, constantly high batch-to-batch quality pH working range 1–13 Application: …

Retention Mechanism: Reversed-phase and anion-exchange Sample Matrix Compatibility: Organic or aqueous solutions •Dual layer SPE tube that contains both Supelclean ENVI-Carb (upper layer) & PSA (lower layer) SPE sorbents (separated by PE frit) •Developed to offer superior clean up when conducting…

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 …

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…

Mini columns are molded in polypropylene for molecular biology studies. Columns feature a HDPE filter of medium porosity (45-90 micron).  16 mm x 38.3 mm dimensions

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…

Legal Information: Supelclean is a trademark of Sigma-Aldrich Co. LLC

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,…

Ideal solid phase extraction for melamine analysis Ensures fast, reliable extraction of basic and cationic compounds Resistant to a wide variety of solvents Stable for pH ranges 0 - 14 Water-wettable Agilent's mixed-mode SampliQ SCX polymeric resin is a…

Empore membrane SPE technology comprises of SPE particles tightly enmeshed within a network of inert PTFE fibrils (90% SPE particles : 10% PTFE, by weight). The SPE-membrane fabrication process results in a highly dense and uniform extraction medium that offers distinct advantages over traditional…

Retention Mechanism: Normal phase or Anion-exchangeSample Matrix Compatibility: Organic or aqueous solutions •Polymerically bonded, aminopropyl phase that is very polar in nature (hydrogen bonding) allowing for both normal phase and ion exchange applications •A weak anion exchanger with a pKa of…

Columns for gravity flow phase separation Features Automatic separation of a two-phase mixture without separation funnel Two-phase mixtures are completely applied to the column and the phase boundary is determined without further work. The special membrane automatically stops the…

Legal Information: Supelclean is a trademark of Sigma-Aldrich Co. LLC

Special silica phase for SPE of THC and derivatives acidic analytes from biological fluids (urine, blood ...) Features Base material silica, pore size 60 Å, particle size 45 µm, specific surface 500 m2/g, pH stability 2–8 special bifunctional modification – C8 /…

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: Supelclean(TM) ENVI-Carb(TM) SPE Tube was used in separating glycan moiety…

Supelclean(TM) LC-Si SPE tube is used to extract polar analytes from nonpolar samples. Application: Supelclean(TM) LC-Si SPE Tube may be used for the solid-phase extraction of: •Phospholipids in dairy products prior to their determination by high performance liquid chromatography-evaporative…

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…

Combination phase for SPE analysis of PCBs Features SiOH-H2SO4: H2SO4-impregnated silica phase for oxidation of accompanying compounds to ionic and/or polar compounds SA: strongly acidic cation exchanger based on silica with benzene­sulfonic acid modification for removal of ionic…

Connecting kits for CHROMABOND® Flash columns CHROMABOND® Flash Starter Kit consists of: 1/8" PTFE tubing, ID 1.5 mm, length 3 m; 5 x 1/4"-28 PP nuts; 5 x 1/8" ETFE ferrules; 5 x 1/4"-28 nylon unions; 2 x 1/4"-28 PP luer locks female; 1 x 1/4"-28 PP luer…

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…

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 %) …

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…

PS/DVB copolymer with secondary and tertiary ammonium modification for mixed-mode SPE with weak anion exchange and reversed-phase properties (WAX). Exchange capacity ≥ 0.8 meq/g, pKa 6 + 9. High-purity material with ideal flow properties and highest reproducibility. Allows highest…

Retention Mechanism: Reversed-phaseSample Matrix Compatibility: Aqueous solutions (drinking, ground, waste water) •Polymerically bonded, octadecyl (17% C), endcapped •Excellent for cleaning, extracting and concentrating pollutants from aqueous environmental samples •Higher 17% C loading for…

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.,…

Special phase for SPE enrichment of acrylamide from water (DIN 38413-6) Features Base material: activated carbon, highly porous, spherical particles, specific surface >1000 m2/g Recommended application: Determination of acrylamide from water according to DIN 38413-6 Note:…