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258 results for "Analytical Standards"

 

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J.T.Baker® BAKERBOND spe™ C18, SPE Columns

J.T.Baker® BAKERBOND spe™ C18, SPE Columns

Supplier: Avantor

BAKERBOND spe™ columns are disposable PP or glass columns pre-packed with high capacity sorbents contained between two 20 µm PE frits.

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HPLC columns, NUCLEOSIL® C18

HPLC columns, NUCLEOSIL® C18

Supplier: MACHEREY-NAGEL

NUCLEOSIL® C18 are octadecyl modified silica phases for HPLC.

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Grade 602 h qualitative filter papers, Whatman™

Grade 602 h qualitative filter papers, Whatman™

Supplier: CYTIVA WHATMAN

A standard grade filter esed in sample preparation, e.g., in the beverage industry for residual sugar determination, acidic spectra, refractometric analysis, and HPLC.

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J.T.Baker® BAKERBOND spe™ narc™-1 J.T.Baker® BAKERBOND spe™ narc™-2, SPE Columns

J.T.Baker® BAKERBOND spe™ narc™-1 J.T.Baker® BAKERBOND spe™ narc™-2, SPE Columns

Supplier: Avantor

Standard ultra-clean PP SPE columns are used for samples from 0,2 to 10 ml when standard speed, recovery, and final concentration are needed. These columns are ideal for separating drugs and small molecules. Columns are vacuum packed to preserve sorbent performance. The optimised round-rimmed tube and frits are made from ultra-pure polymers. The tubes fit most processors and racks.

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J.T.Baker® BAKERBOND spe™ Florisil, SPE Columns

J.T.Baker® BAKERBOND spe™ Florisil, SPE Columns

Supplier: Avantor

BAKERBOND spe™ columns are disposable PP or glass columns pre-packed with high capacity sorbents contained between two 20 µm PE frits.

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J.T.Baker® BAKERBOND spe™ SiOH, SPE Columns

J.T.Baker® BAKERBOND spe™ SiOH, SPE Columns

Supplier: Avantor

BAKERBOND spe™ columns are disposable PP columns pre-packed with high capacity sorbents contained between two 20 µm PE frits.

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Calibration weights, class 1

Calibration weights, class 1

Supplier: TROEMNER INSTRUMENTS

Precision-crafted of stainless steel with a highly polished finish

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Exsil Silica, HPLC Columns

Exsil Silica, HPLC Columns

Supplier: HICHROM

Exsil HPLC columns are a useful alternative to the classical spherical HPLC silicas.

   Sustainable Options Available
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Exsil C8, HPLC Columns

Exsil C8, HPLC Columns

Supplier: HICHROM

Exsil HPLC columns are a useful alternative to the classical spherical HPLC silicas.

   Sustainable Options Available
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VWR® A-Series, Analytical balances

VWR® A-Series, Analytical balances

Supplier: VWR BRAND PRIVATE LABEL USA

A-series balances incorporate state-of-the-art features for advanced weighing applications and documentation.

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Avantor® ACE® C18-AR, HPLC Columns, Microbore, 2 µm

Avantor® ACE® C18-AR, HPLC Columns, Microbore, 2 µm

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.

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Exsil HPLC Columns

Exsil HPLC Columns

Supplier: HICHROM

Exsil HPLC columns are a useful alternative to the classical spherical HPLC silicas.

   Sustainable Options Available
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Centrifugal devices, Nanosep® and Nanosep® MF

Centrifugal devices, Nanosep® and Nanosep® MF

Supplier: CYTIVA PALL

These devices are used for simple, reliable concentrating and desalting of 50 to 500 μl samples. Select the low protein binding Omega™ membrane for ultrafiltration applications. The Bio-Inert® membrane is ideal for microfiltration of biological solutions. The GHP membrane is ideal for sample preparation in analytical chemistry (HPLC, GC, IC and MS). It is suitable for aqueous, organic and aggressive organic samples, and for rapid processing of samples.

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VWR® Professional, Pipette Calibration Balances

VWR® Professional, Pipette Calibration Balances

Supplier: VWR Collection

Pipetting accuracy is critical for successful experiments: A small inaccuracy in pipetting can result in important variations in results. The pipette check function of these touchscreen balances allows the user to check if the pipette is still accurate, as per directive ISO 8655 'Piston-operated volumetric apparatus - Gravimetric methods for the determination of measurement error' and customisable methods.

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VWR® MEDBAG, Hospital and Laboratory Sampling Bags

VWR® MEDBAG, Hospital and Laboratory Sampling Bags

Supplier: VWR Collection

VWR® MEDBAGs are liquid-tight bags, used as internal hospital and external secondary packaging for the transportation of category B biological substances (UN 3373). They are the ideal solution for biological and medical transportation. Designed for blood sampling sectors, they combine the highest levels of leak resistance and tracking technologies to bring real benefits to multiple analytical processes.

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HPLC columns, Waters Spherisorb®

Supplier: WATERS

Spherisorb® is a porous, spherical material with a range of narrow particle and pore size distribution resulting in very efficient chromatographic separations. These columns have industry standard, fixed end-fittings and are available in three particle sizes. For guard columns, use corresponding Spherisorb® guard cartridge with stand-alone holder listed under “Fittings and Accessories'”

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Ultrapure water system, Barnstead™ GenPure™

Ultrapure water system, Barnstead™ GenPure™

Supplier: Thermo Fisher Scientific

Suitable for even the most demanding and sensitive applications, the family of Thermo Scientific™ Barnstead™ GenPure™ water purification systems deliver ultrapure 18,2 MΩ.cm water with consistent quality.

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Laboratory bottles, narrow neck, with screw caps, PYREX®

Laboratory bottles, narrow neck, with screw caps, PYREX®

Supplier: DWK LIFE SCIENCES

PYREX®, borosilicate glass with phenolic screw caps.

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Cleansers, liquid concentrates and powders, for use with washing machines, AP series, Extran®, Supelco®

Cleansers, liquid concentrates and powders, for use with washing machines, AP series, Extran®, Supelco®

Supplier: MERCK MILLIPORE

A range of cleansers, for machine washing and rinsing, that have been developed to meet the cleaning requirements for glassware and small equipment in the laboratory.

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Cartridges

Supplier: VEOLIA WATER TECHNOLOGIES

The Ultra is available in five versions that specifically meet the different needs of the laboratories. Ultra Scientific delivers ultrapure water continuously. Its 2-cartridge pack ensures a constant water supply that meets the most demanding applications of scientists. Ultra Ionic meets the requirements of applications as critical as those of chromatography or spectrophotometry by eliminating residual ionic and organic fractions from pretreated water. Ultra Analytic by integrating a 185 nm UV lamp produces water with an exceptionally low TOC level (2 ppb). Display of TOC level in ppb. Ultra Bioscience ensures the production of ultramureal pyrogen-free water (in vitro fertilization, cell cultures). Ultra Genetic incorporates a 185nm UV lamp and an ultrafiltration module. Display of TOC level in ppb.

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J.T.Baker®  Endonuclease

J.T.Baker® Endonuclease

Supplier: Avantor

J.T.Baker® Endonuclease Biotech Reagent meets the strictest cGMP standards and is designed for the degradation of both single stranded and double stranded DNA and RNA. J.T.Baker® Endonuclease Biotech Reagent is used to ensure host cell DNA impurities are removed; driving process efficiency by lowering viscosity and preventing aggregation. J.T.Baker® Endonuclease Biotech Reagent is an enzyme based upon the native endonuclease of Serratia marcescens, enabling rapid clearance of residual DNA and RNA during the production and purification of both recombinant proteins and viral vectors. Non-animal origin. Absence of proteolytic activity. The purity of materials in non-negotiable. J.T.Baker® Endonuclease Biotech Reagent acts to degrade and eliminate extraneous genetic material, ensuring the pristine quality of your final product.

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Amersham CyDye DIGE fluors

Amersham CyDye DIGE fluors

Supplier: GE HEALTHCARE

CyDye™ DIGE fluors are available as minimal and saturation labeling dyes. The minimal dyes are intended for general 2-D application use where sufficient amounts of sample are available. The saturation dyes from the Scarce Sample Labeling Kit are designed to be used for applications where only small amounts of sample are available, for example in Laser Capture Microdissection.

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Qualitative filter papers, standard grades, grade 602 eh and 602 eh ½, Whatman™

Qualitative filter papers, standard grades, grade 602 eh and 602 eh ½, Whatman™

Supplier: CYTIVA WHATMAN

Grade 602EH and 602EH½ Qualitative Filter Papers for very fine precipitates.

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Wheaton® MicroLiter™ plate sampling system

Wheaton® MicroLiter™ plate sampling system

Supplier: MICROLITER ANALYTICAL SUPPLIES

A comprehensive range of microplates, glass inserts, sealing mats and/or caps with chromatography-based septa that offer security for even the most volatile samples.

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Screw caps, WHEATON®

Screw caps, WHEATON®

Supplier: DWK LIFE SCIENCES

Rubber lined caps feature a non-toxic white styrene-butadiene rubber liner ideal for cell culture work.

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Marco Cells for Absorption Measurements with PTFE Lids, Hellma Analytics

Marco Cells for Absorption Measurements with PTFE Lids, Hellma Analytics

Supplier: HELLMA

Hellma® macro cells for absorption measurements in the Vis range, 10 mm path length, with lid.

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Syringe filters,  Minisart® CE

Syringe filters, Minisart® CE

Supplier: SARTORIUS

Elimination of particles from samples prior to HPLC or other chromatographic analysis is essential in order to maintain the integrity of the chromatography column and to maximise its operating life time. Minisart® syringe filters optimised for sample preparation consist of a polypropylene (PP) housing and membrane components featuring maximum chemical compatibility and minimum extractables to ensure excellent results. Due to the typical range of volumes from less than 1 ml to 100 ml these filters are available in three different diameters with an effective filtration area of 0,12, 1,7 and 4,8 cm².

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Magnetic Stirrers with Remote Control, Multi-Position

Magnetic Stirrers with Remote Control, Multi-Position

Supplier: THERMO H + P LABORTECHNIK

Compact magnetic stirrers with VARIOMAG drive, hermetically sealed in resistant stainless steel housing (except MINI units which are plastic), making these stirrers ideal for use directly in water baths. MINI stirrers are ideal for integration in analytical instruments, cuvette holders or photometers due to their size, however these plastic units are not designed for use directly in baths. There are units with up to 60 stirring positions in this range, and a choice of three external control units. The TELEMODUL 7 has one power setting, the TELEMODUL 20 C has four power settings: 25%; 50%; 75% and 100% and can store three programmes, the TELEMODUL 40 C features ten different power settings from 10 to 100% and a RS232 interface.

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Qualitative filter papers, standard grades, grade 604 ½, Whatman™

Qualitative filter papers, standard grades, grade 604 ½, Whatman™

Supplier: CYTIVA WHATMAN

Grade 604½ Qualitative Filter Papers for coarse precipitates. Maintains flow rate due to the reduction in filter paper contact with funnel side and the self-supporting shape of the filter itself.

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Qualitative filter papers, standard grades, grade 597 and 597¹/₂, Whatman™

Qualitative filter papers, standard grades, grade 597 and 597¹/₂, Whatman™

Supplier: CYTIVA WHATMAN

Savings in time required to quadrant-fold circles to fit conical filter funnels in repetitive or multiple analyses.

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