706 Results for: "GC STANDARDS"

Supplier: Avantor

The Avantor® ACE® Excel® C18-AR phase utilizes a specially developed ligand combining a C18 chain with integral phenyl functionality, thus combining the benefits of both C18 and phenyl characteristics into a single phase. This can be used for ‘standard’ C18 column separations but is additionally recommended for separations that involve compounds containing aromatic functionality.

Supplier: Thermo Scientific

Classical Hypersil stationary phases have global recognition as an industry standard in HPLC, providing an effective analytical tool.

Supplier: Restek

Rtx®-DHA columns are ideal for DHA methods and easily meet or exceed both ASTM D6730-01 and Canadian General Standards Board CAN/CGSB 3.0 No. 14.3-99 requirements.

Supplier: Avantor

The Avantor® ACE® C18-AR phase utilizes a specially developed ligand combining a C18 chain with integral phenyl functionality, thus combining the benefits of both C18 and phenyl characteristics into a single phase. This can be used for ‘standard’ C18 column separations but is additionally recommended for separations that involve compounds containing aromatic functionality.

Supplier: SPEX CERTIPREP LLC

Volatiles

CLP Series Methods: The US EPA retains analytical services through the Contract Laboratory Program (CLP). The CLP follows detailed SOPs derived from EPA methods and SW-846. The CLP Volatile Organic Analysis Method is an analytical method for the analysis of aqueous or solid samples for VOCs by GC/MS.

Supplier: Avantor

The Avantor® ACE® C18-AR phase utilises a specially developed ligand combining a C18 chain with integral phenyl functionality, thus combining the benefits of both C18 and phenyl characteristics into a single phase. This can be used for ‘standard’ C18 column separations, but is additionally recommended for separations that involve compounds containing aromatic functionality.

Supplier: Restek

Contains four components, those are benzidine, 4,4'-DDT, decafluorotriphenylphosphine and pentachlorophenol.

Supplier: Restek

Rtx®-DHA columns are ideal for DHA methods and easily meet or exceed both ASTM D6730-01 and Canadian General Standards Board CAN/CGSB 3.0 No. 14.3-99 requirements.

Supplier: Restek

MXT®-20 polymer is synthesized to exacting standards so that all residual catalysts and low molecular weight fragments are removed from the polymer, providing a tight mono-modal distribution and extremely low bleed.

Supplier: Optimize

The entire EXP®2 stem trap and reusable holder are only slightly larger than a standard HPLC fitting. Its slim architecture allows it to easily fit into crowded instrument compartments or to connect directly to tightly-spaced injection ports.

Supplier: Avantor

The Avantor® ACE® Excel® C18-AR phase utilizes a specially developed ligand combining a C18 chain with integral phenyl functionality, thus combining the benefits of both C18 and phenyl characteristics into a single phase. This can be used for standard C18 column separations, but is additionally recommended for separations that involve compounds containing aromatic functionality.

Supplier: AVANTOR PERFORMANCE MATERIAL LLC

AR—The standard Macron Fine Chemicals™ grade of analytical reagents; suitable for laboratory and general use. If the reagent also meets the requirements of the American Chemical Society Committee on Analytical Reagents, it will be denoted as an AR (ACS) r

Supplier: Restek

Available in standard or Siltek®-treated high-performance versions.

Supplier: Restek

Rtx®-20 polymer is synthesized to exacting standards so that all residual catalysts and low molecular weight fragments are removed from the polymer, providing a tight mono-modal distribution and extremely low bleed.

Supplier: AVANTOR PERFORMANCE MATERIAL LLC

The USP/NF Offical Compendia of Standards contains a section titled, "Reagents, Indicators, and Solutions" that lists the quality requirements of chemicals to be used in compendia testing. PharmaTest reagents are tested according to these requirements, relieving you of the need to do additional testing on your reagents. Products may be reagent or other grade, but are labeled as "Meets reagent specifications for testing USP/NF monographs." Test solutions are labeled as PharmaTest.

Supplier: Cytiva

Phenyl Sepharose 6 Fast Flow is a well-established, standard aromatic HIC medium for capture and intermediate purification requiring low to medium hydrophobicity.

Supplier: Hamilton

Hamilton Company offers the most comprehensive selection of standard and custom syringes in the industry

Supplier: Indofine Chemical Company

Herbal Standards 607-91-0 100mg 4-Methoxy-6(2-propenyl)-1,3-benzodioxole 192.21 +4[degree]C.

Supplier: Optimize

The entire EXP®2 stem trap and reusable holder are only slightly larger than a standard HPLC fitting. Its slim architecture allows it to easily fit into crowded instrument compartments or to connect directly to tightly-spaced injection ports.

Supplier: Cytiva

Phenyl Sepharose 6 Fast Flow is a well established, standard aromatic HIC medium for capture and intermediate purification requiring low to medium hydrophobicity.Two levels of substitution help find optimal selectivity and binding capacity for a given application.

Supplier: AVANTOR PERFORMANCE MATERIAL LLC

Biochromatography columns for analytical and preparative HPLC, low pressure LC and batch purification.

Supplier: Optimize

The OPTI-PAK®'s unique hardware design integrates a PEEK holder with an auto-adjusting stem which provides a fluid interface with any 10-32 standard injector port, and guarantees a zero-dead-volume connection despite variances in tube stop depth.

Supplier: Cytiva

Phenyl Sepharose 6 Fast Flow is a well-established, standard aromatic HIC medium for capture and intermediate purification requiring low to medium hydrophobicity.Two levels of substitution help find optimal selectivity and binding capacity for a given application.

Supplier: Cytiva

Phenyl Sepharose 6 Fast Flow is a well-established, standard aromatic HIC medium for capture and intermediate purification requiring low to medium hydrophobicity.

Supplier: Indofine Chemical Company

Herbal Standards 523-80-8 100mg Parsley apoile; 4,7-Dimethoxy-5-(2-propanyl)-1,3-benzodioxole 222.24 +4[degree]C.

Supplier: Optimize

The entire EXP®2 stem trap and reusable holder are only slightly larger than a standard HPLC fitting. Its slim architecture allows it to easily fit into crowded instrument compartments or to connect directly to tightly-spaced injection ports.

Supplier: Optimize

OPTI-GUARD® sets the standard for extremely low impact, easy to use pre-column protection. Designed for use with analytical (Int.Ø: 4.6, 3.0 mm) and narrow-bore (Int.Ø: 2.1, 1.0 mm) columns, the patented floating stem design automatically adjusts to any manufacturer's tube stop depth for a zero-dead-volume connection every time.

Supplier: Optimize

The OPTI-PAK®'s unique hardware design integrates a PEEK holder with an auto-adjusting stem which provides a fluid interface with any 10-32 standard injector port, and guarantees a zero-dead-volume connection despite variances in tube stop depth.

Supplier: Restek

Direct injection liner adapters use standard 1/16-inch capillary nuts and ferrules.

Supplier: Optimize

The OPTI-PAK®'s unique hardware design integrates a PEEK holder with an auto-adjusting stem which provides a fluid interface with any 10-32 standard injector port, and guarantees a zero-dead-volume connection despite variances in tube stop depth.