midpolarity Crossbond phase Rxi fused silica capillary GC columns were designed specifically to be the best columns available, for exceptional inertness, ultra-low bleed, and reproducible retention and selectivity. In addition to outstanding performance, this combination of column…

SYNTHWARE general purpose chromatography column with heavy wall design. Supplied with an integral reservoir, PTFE stopcock and a top standard taper outer joint. With a coarse porosity fritted glass disc to support column packing. Designed for flash chromatography. The section below the disc is…

COL-4032 FULL RANGE H2

SMT manufactures the most reliable silica based octadecyl (C18) column available in the market today. This advanced new column is very stable at a wide pH range and high temperatures. SMT utilizes a proprietary bonding scheme that allows the resulting bonded phases to perform separation of basic,…

Equivalent to USP G3 phase Temperature range 40°C to 320°C

Base deactivation allows analysis of basic analytes without derivatization or column priming Polar phase, base deactivated polyethylene glycol phase Reduced absorption and improved responsiveness for basic compounds Not suitable for use with water or alcohols Applications: …

General purpose gravity eluted column having a PTFE stopcock and reinforced beaded top. Column is constructed using MEDIUM WALL TUBING. Glass wool (not supplied) is used to support column packing. Lower end of the column has a round bottom.

Temperature range 20oC to 250 oC, Equivalent to USP G14, G15, G16, G20, G39.

SPE Supra-Clean® 300Å (C4) silica based Columns, 50 um particle size, 300Å pore size. Available in a variety of column volumes and bed weights, Supra-Clean 300 Å (C4) is recommended for extracting non-polar to mid-polar compounds when analyzing hydrophobic peptides, polypeptides and similar…

Brownlee Pecosphere columns are packed with rugged, high purity silica. Reduced activity (RA) version is especially suited for analysis of basic analytes. Requires holder P/N 07150029.

SMT manufactures bulk packings with short carbon chains for rapid analysis of basic, neutral, and mildly acidic drugs and small molecules. These columns provide excellent baseline resolution for small basic molecules including therapeutic drugs. The bonding scheme ensures proper deactivation of the…

Equivalent to USP G27 and G36 phases Temperature range -60°C to 350°C

Florisil (FL-S) Supra-Clean Silica-based Solid Phase Extraction (SPE) products are recommended for extracting polar compounds when analyzing pesticides, Polychlorinated Biphenyls (PCB). SPE Format: Straight PP Tube Media Weight: 2 g Format Capacity: 6 mL Quantity: 20

Supra-Clean Florisil Pesticide (FL-S) SPE products are recommended for extracting polar compounds when analyzing pesticides.

Ligand on 100Å silica Thermo Scientific Betasil C18 Columns feature high surface area with high bonded phase coverage.

SYNTHWARE general purpose chromatography column with heavy wall design. With reinforced beaded top. Supplied with a PTFE stopcock. Designed for flash chromatography. Column packing is supported by glass wool (not supplied). Note: since the chromatography column is used with positive air…

SMT manufactures bulk packings with short carbon chains for rapid analysis of basic, neutral, and mildly acidic drugs and small molecules. These columns provide excellent baseline resolution for small basic molecules including therapeutic drugs. The bonding scheme ensures proper deactivation of the…

Temperature range -20°C to 240°C Equivalent to USP G43 phase

Universal NH2 5UM 250X2.1MM HPLC Column

Elite-17ht Columns are extremely versatile, permitting the analysis pesticides, herbicides, rosin acids, phthalate esters, triglycerides, and sterols.

SYNTHWARE general purpose chromatography column with heavy wall design. Supplied with a PTFE stopcock and a top standard taper outer joint. With a coarse porosity fritted glass disc to support column packing. Designed for flash chromatography. The section below the disc is carefully minimized to…

Columns are for use in general chromatographic work for extraction of components, with special applications in isoenzyme and protein studies, hemoglobin fractionation and desalting. Chromatography columns are precision-molded in 5 ? and 7 ? sizes from premium-grade, chemically inert plastics. …

OL Series SMT SAM-C8 phase with the lowest functional ligand coverage confirmed with carbon analysis results of 6% carbon load. In these series, the proportional ratio of the functional ligand, octyl or C8 molecule , mixed with the proprietary spacer molecule, is reduced. The result is a…

nonpolar phase; Crossbond dimethyl polysiloxane General-purpose columns for solvent impurities, PCB congeners (e.g., Aroclor mixes), simulated distillation, arson accelerants, gases, natural gas odorants, sulfur compounds, essential oils, hydrocarbons, semivolatiles, pesticides, oxygenates. …

midpolarity Crossbond phase Rtx-1701 is one of the more popular stationary phases used in capillary GC. The mix of cyano and phenyl functional groups increases the polarity and offers a different elution order relative to less polar Rtx-1 or Rtx-5 columns. An Rtx-1701 column is ideal for…