11299 Results for: "Restek"

Supplier: Restek

Ultra IBD is a polar-embedded column that acts as a strong hydrogen bonder and may be the most versatile column available today. It is compatible with 100% aqueous mobile phases and can be used under reversed-phase or HILIC conditions to retain very polar, ionic compounds in highly organic mobile phases.

Supplier: Restek

These ¹/₄" compression end-fittings are compatible with ¹/₁₆" connecting tubing using Valco and Parker fittings.

Supplier: Restek

This high pressure in-line filter is a stand-alone version of the Trident column protection system, specifically designed for ease of use, low dead-volume, and flexibility.

Supplier: Restek

Ultra C8 is a conventional monomeric octylsilane column with a shorter alkyl chain to provide less hydrophobic retention and improved basic peak shape over a traditional C18 phase. These columns are suitable for a wide range of compounds from acidic through slightly basic.

Supplier: Restek

This contais 54 components, incorporates all phenols, for fast preparation and calibration, incorporates 'additional' extractable method 625 compounds. GC-MS method applicable to analysis of organic compounds in water and soil.

Supplier: Restek

This connector connects two pieces of ¹/₁₆" tubing.

Supplier: Restek

Viva C8 columns are conventional monomeric octylsilane columns offering a shorter alkyl chain to provide less hydrophobic retention and improved basic peak shape over a traditional C18 phase. These general-purpose C8 columns are suitable for a wide range of compounds from acidic through slightly basic.

Supplier: Restek

An intrinsically base-deactivated (IBD) phase, containing a polar group within, or intrinsic to, the hydrocarbon bonded phase. Unique selectivity and a high level of base deactivation, while reducing or eliminating the need for mobile phase additives.

Supplier: Restek

Organic Standard, Hexachloro-1,3-butadiene 1,000 µg/ml in methanol, Pack type: Glass ampoule

Supplier: Restek

Organic Standard, Perchloroethane 1,000 µg/ml in methanol, Pack type: Glass ampoule

Supplier: Restek

Organic Standard, Pentachloroethane 2,000 µg/ml in methanol, Pack type: Glass ampoule

Supplier: Restek

These general purpose capillary columns with unique selectivity for pesticides, PAHs, or other semivolatiles are ideal for low/trace-level analyses.

Supplier: Restek

Organic Standard, Hexachlorophene, 1 ml/ampoule

Supplier: Restek

SAE30 motor oil:SAE40 motor oil (1:1).

Supplier: Restek

This SV system performance check mix consist of four components: 2,4-Dinitrophenol, Hexachlorocyclopentadiene, 4-Nitrophenol and N-Nitroso-di-n-propylamine.

Supplier: Restek

Organic Standard, 1,1-Dichloroethylene 2,000 µg/ml in methanol, Pack type: Glass ampoule

Supplier: Restek

Organic Standard, Diethyl ether 2,000 µg/ml in methanol, Pack type: Glass ampoule

Supplier: Restek

Organic Standard, Phenol 1,000 µg/ml in methanol, Pack type: Glass ampoule

Supplier: Restek

SSI replacement cutting wheels

Supplier: Restek

Copper tubing is compatible for use with a number of plumbing gas chromatography systems.

Supplier: Restek

This handheld electronic gas leak detector features an audible tone, which indicates the severity of a leak.

Supplier: Restek

Contains two components, those are decachlorobiphenyl and 2,4,5,6-tetrachloro-m-xylene.

Supplier: Restek

Accurately identify and quantify pesticide residues by GC-MS/MS in fruits, vegetables, botanicals, and herbals such as tea, ginseng, ginger, echinacea, and dietary supplements.

Supplier: Restek

Consists of 18 components, those are n-nonane, n-decane,  n-dodecane,  n-tetradecane, n-hexadecane,  n-octadecane,  n-eicosane,  n-heneicosane,  n-docosane,  n-tetracosane,  n-hexacosane,  n-octacosane,  n-triacontane,  n-dotriacontane,  n-tetratriacontane,  n-hexatriacontane, n-octatriacontane and n-tetracontane.

Supplier: Restek

Consists of 18 components, those are acenaphthene, acenaphthylene, anthracene, benzanthracene, benzopyrene, benzofluoranthene, benzoperylene, benzofluoranthene, chrysene, dibenzanthracene, fluoranthene, fluorene, indenopyrene, 2-methylnaphthalene, naphthalene, phenanthrene, 1,2,3-trimethylbenzene and pyrene

Supplier: Restek

Contains three components, those are benzene, 2-butanol (sec-butyl alcohol) and toluene.

Supplier: Restek

Acylation derivatization reagent.

Supplier: Restek

Stainless steel tubing assemblies for Agilent HPLC systems.

Supplier: Restek

These biphenyl columns offer a greater degree of dispersion than conventional phenyls and a greater degree of polarizability than phenyl hexyls, creating higher selectivity and a greater range of usability. Because of these heightened interactions, this column shows substantial increases in retention—especially for dipolar, unsaturated, or conjugated solutes—and enhanced orthogonal selectivity when using methanol mobile phases.

Supplier: Restek

This method 525.2 semivolatile mix contain 28 components.