Sigma-Aldrich Supelco Products & Reviews

Certified reference material, 20 μg/mL in methanol, ampule of 1 mL

Sigma′s FLAG Immunoprecipitation kit allows a rapid and efficient immunoprecipitation and elution of an active FLAG-tagged protein. 

The Ascentis family of columns is the fourth generation of HPLC column technology from Supelco scientists. Ascentis columns are bonded on high purity, 100 Angstrom silica including 3, 5, and 10 micron particle size. Columns are designed for small molecule applications and are scalable from micro columns (1.0 mm I.D.) to preparative dimensions (50 mm I.D.). The family includes C18, C8, Phenyl, Si and embedded polar group phase,…

“QuEChERS” (Quick, Easy, Cheap, Effective, Rugged, and Safe) - Supel™ QuEPSA/C18 Tube, pack of 100, suitable for 2007.01 per AOACDispersive SPE (dSPE), often referred to as the "QuEChERS" method, is an emerging sample prep technique that is becoming increasingly popular in the area of multi-residue pesticide analysis in food and agricultural products. In dSPE, food/agricultural samples are first extracted with aqueous miscibl…

2 μg/mL in acetonitrile, analytical standard

Single-walled carbon nanohorns are made of graphene sheets with long cone-shaped tips with the diameters of 2-5 nm and the length of 40-50 nm. Thousands of carbon nanohorns form spherical aggregates of about 100 nm in diameter.

Fast and Simple Cleanup for Mycotoxin Analysis.The need for a quick, simplistic sample cleanup approach prior to chromatographic mycotoxin analysis has brought about SPE cartridges that significantly decrease sample prep time, increase reproducibility, and are more user friendly as compared to the industry standard immunoaffinity columns. In addition the Supel Tox SPE approach requires less equipment and fewer consumables.Unli…

A new generation of SPME products.The Fast Fit Fiber Assemblies were developed by Chromline srl Prato Italy in cooperation with Supelco expanding the applicability of SPME for rapid sampling and analysis using multiple fiber assemblies. This product line is centered around the barcoded SPME Fast Fit Assemblies that can be automatically exchanged on a CTC CombiPAL type autosampler equipped with the Multi Fiber EXchanger (MFX) s…

Providing Ultimate Sensitivity for Vapor Phase and Particulate Isocyanates.The ASSET EZ4-NCO dry sampler for isocyanates is the easy-to-use sampler offering the ultimate sensitivity for collection & measurement of vapor phase and particulate isocyanate monomers and oligomers.Key Features and Benefits:• Ability to achieve reliable, low detection limits• Only device to measure vapor phase and particulate isocyanates• Sampling fo…

BIOshell™ A160 Peptide C18, 2.7 μm HPLC Columns BIOshell A160 Peptide C18 columns packed with 2.7 μm particles, 160 Å pores, are as efficient as sub-2-μm porous particles, but at ½ the backpressure.These columns can be operated long term at pressures up to 600 bar (60 MPa or 8500 psi), temperatures up to 90 °C and within the pH range of 1 to 8. BIOshell A160 Peptide C18 columns can be run on all HPLC systems including UHPLC s…

Radiello™ Cartridge Adsorbents for sampling HF, NO2, and SO2, matrix microporous PE impregnated with wet TEA.Passive or diffusive sampling relies on the diffusion of analytes through a diffusive surface onto an adsorbent. After sampling, the analytes are chemically desorbed by solvent extraction or thermally desorbed and analyzed. Passive sampling is quiet, non-flammable and does not represent an explosion hazard. It can be pe…

Radiello™ Cartridge Adsorbents for sampling Ammonia (NH3), matrix microporous PE impregnated with phosphoric acid.Passive or diffusive sampling relies on the diffusion of analytes through a diffusive surface onto an adsorbent. After sampling, the analytes are chemically desorbed by solvent extraction or thermally desorbed and analyzed. Passive sampling is quiet, non-flammable and does not represent an explosion hazard. It can…

Radiello™ Cartridge Adsorbents for sampling BTEX and VOCs (CS2 Desorption), matrix SS net (100 mesh, 5.8 mm diam.), activated with activated charcoal (30-50 mesh).Passive or diffusive sampling relies on the diffusion of analytes through a diffusive surface onto an adsorbent. After sampling, the analytes are chemically desorbed by solvent extraction or thermally desorbed and analyzed. Passive sampling is quiet, non-flammable an…

“QuEChERS” (Quick, Easy, Cheap, Effective, Rugged, and Safe) - Supel™ QuE PSA Tube, pk of 50, suitable for EN 15662:2008 per BSDispersive SPE (dSPE), often referred to as the "QuEChERS" method, is an emerging sample prep technique that is becoming increasingly popular in the area of multi-residue pesticide analysis in food and agricultural products. In dSPE, food/agricultural samples are first extracted with aqueous miscible…

"QuEChERS” (Quick, Easy, Cheap, Effective, Rugged, and Safe) - Supel™ QuE Acetate Tube, pk of 50, suitable for 2007.01 per AOACDispersive SPE (dSPE), often referred to as the "QuEChERS" method, is an emerging sample prep technique that is becoming increasingly popular in the area of multi-residue pesticide analysis in food and agricultural products. In dSPE, food/agricultural samples are first extracted with aqueous miscible…

"QuEChERS” (Quick, Easy, Cheap, Effective, Rugged, and Safe) - Supel™ QuE Citrate Extraction Tube, pk of 50, suitable for EN 15662:2008 per BSDispersive SPE (dSPE), often referred to as the "QuEChERS" method, is an emerging sample prep technique that is becoming increasingly popular in the area of multi-residue pesticide analysis in food and agricultural products. In dSPE, food/agricultural samples are first extracted with aq…

SLB-IL60 Ionic Liquid Capillary GC ColumnApplication: Modified (deactivated) version of SLB-IL59 provides better inertness. Selectivity more polar than PEG/wax phases, resulting in unique elution patterns. Higher maximum temperature than PEG/wax columns (300 ºC compared to 270-280 ºC). Excellent alternative to existing PEG/wax columns. Also a good GCxGC column choice. Launched in 2012.USP Code: NonePhase: Non-bonded; 1,12-Di(t…

SLB-IL59 Ionic Liquid Capillary GC Column• Application: Selectivity more polar than PEG/wax phases, resulting in unique elution patterns. Higher maximum temperature than PEG/wax columns (300 ºC compared to 270-280 ºC). Great choice for analysis of neutral and moderately basic analytes. Launched in 2009.• USP Code: None• Phase: Non-bonded; 1,12-Di(tripropylphosphonium)dodecane bis(trifluoromethylsulfonyl)imide• Temp. Limits: Su…

SUPELCOWAX® 10 Capillary GC Column• Application: This column is based on one of the most widely used polar phases, Carbowax 20M, and is a polar column suitable for analyses of solvents, fatty acid methyl esters (FAMEs), food, flavor and fragrance compounds, alcohols, and aromatics. Additionally, this column is a great choice when a polar general purpose column is required.• USP Code: This column meets USP G16 requirements.• Ph…

Equity-5 Capillary GC Column• Application: This popular column is designed for general purpose applications where a non-polar column is required. The low phenyl content provides thermal stability compared to 100% poly(dimethyl siloxane) columns.• USP Code: This column meets USP G27 and G36 requirements.• Phase: Bonded; poly(5% diphenyl/95% dimethyl siloxane)• Temp. Limits: ≤0.32 mm I.D., • Temp. Limits: ≤0.32 mm I.D., ≥2 μm: -…

SPB-5 Capillary GC Column• Application: This non-polar general purpose column provides primarily a boiling point elution order with a slight increase in selectivity, especially for aromatic compounds.• USP Code: This column meets USP G27 and G36 requirements.• Phase: Bonded; poly(5% diphenyl/95% dimethyl siloxane)• Temp. Limits: ≤0.32 mm I.D., • Temp. Limits: ≤0.32 mm I.D., ≥2 μm: -60 °C to 300 °C (isothermal or programmed)• T…

The SPME-LC fiber probes are intended as single-use devices for the extraction of small molecules out of a fluid followed by solvent desorption and LC analysis.Traditional solid phase microextraction (SPME) fibers were developed with common GC type phases, which were primarily designed for extraction of volatile or semi-volatile compounds using thermal desorption as the means of introducing sample into the chromatographic colu…

Carboxen®/Polydimethylsiloxane (CAR/PDMS) SPME FibersSolid Phase Microextraction (SPME) is an innovative, solvent-free sample prep technology that is fast, economical, and versatile. SPME uses a fiber coated with a liquid (polymer), a solid (sorbent), or a combination of both. The fiber coating removes the compounds from your sample by absorption in the case of liquid coatings or adsorbtion in the case of solid coatings. The…

Divinylbenzene/Carboxen/Polydimethylsiloxane (DVB/CAR/PDMS) SPME FibersSolid Phase Microextraction (SPME) is an innovative, solvent-free sample prep technology that is fast, economical, and versatile. SPME uses a fiber coated with a liquid (polymer), a solid (sorbent), or a combination of both. The fiber coating removes the compounds from your sample by absorption in the case of liquid coatings or adsorbtion in the case of sol…

The Perfect Combination of Low Bleed, Thermal Stability, and Easy Puncturability!Molded Thermogreen LB-2 septa are manufactured from high quality, low bleed material using the same exclusive LB-2 rubber formulation that chromatographers are accustomed to using. The difference is that molded septa, unlike traditional die-cut septa, offer easier installation and better sealing inside the injection port. This is because our liqui…