4540 Results for: "Stikstof+kolven&pageNo=58&view=list"

Supplier: Ahlstrom-Munksjö

Ahlstrom-Munksjö manufactures a series of extremely high purity, acid washed filter papers designed for use in analytical and gravimetric analysis. The quantitative grades are manufactured from top quality cotton linters using ultra-pure, deionised water and are further treated with dilute acid to remove any remaining organic and inorganic impurities. All quantitative grades are manufactured in a strictly controlled environment that ensures high uniformity and high purity from filter to filter.

Supplier: SI Analytics

These electrodes are low maintenance sensors for heavy duty process applications in the chemical industry. They are ideally suitable for measuring media with extreme ionic strength - whether boiler feed water or brine - also in strongly oxidizing acid and alkali containing media.

Supplier: HAMILTON BONADUZ

The 700 series syringe is the original hand-fitted Hamilton syringe. This series of syringes is ideal for dispensing volumes from 0,5 to 500 µl. The stainless steel plunger is manufactured to fit the glass barrel with a tolerance smaller than 100 millionths of an inch, resulting in unsurpassed syringe life. Each syringe is manufactured to achieve the highest level of accuracy and precision possible.

Supplier: Restek

Viva C18 are monomeric octadecylsilane columns, highly base deactivated wide pore packing that exhibits peak shape for a wide range of compounds from acidic through slightly basic. General purpose column for analyzing large molecules and biomolecules.

Supplier: Brady

PermaSleeve® PS heat-shrink polyolefin (B-342) wire marking sleeves combine speed, ease of use, and permanence to create long-lasting, high quality identification.

Supplier: S.C.A.T.

The SCAT SafetyWasteCaps provide maximum safety for your HPLC liquid disposal. Safely dispose of your liquid laboratory waste without contaminating the ambient air by using SafetyWasteCaps with integrated exhaust air filters. These high-performance filters regulate the air pressure balance and prevent the escape of vapors due to the resulting overpressure in the disposal container. The variety of closures, connections and thread sizes allows optimal adaptation to your HPLC situation. Additional versions with grounding connections, level controls or safety funnels or offer every convenience for safe disposal.

Supplier: Restek

Highly base-deactivated spherical silica manufactured by Restek. Pinnacle® DB Phenyl columns offer alternate selectivity to straight chain hydrocarbon phases, especially for aromatic analytes. Replaces Hypersil® BDS Phenyl and Pinnacle® Phenyl Amine.

Supplier: VWR Collection

Calibrated timer developed with busy clinics and clinical labs in mind.

Supplier: SI Analytics

The Titroline® 7750 is the all-rounder for both potentiometric titration and volumetric KF titration. The titrator combines the features of the potentiometric titrator TitroLine® 7000 and the volumetric Karl Fischer titrator TitroLine® 7500.

Supplier: MACHEREY-NAGEL

NUCLEODUR® C18 Pyramid is an octadecyl modified silica phase with polar endcapping, especially designed for use in eluent systems of up to 100% water.

Supplier: KEYSTONE CLEANROOM PRODUCTS

Save time and standardise activities in equipment preparation for steam sterilisation; or use in any pharmaceutical manufacturing setting to keep cleaned equipment protected from contamination.

Supplier: Brady

The B-494 polyester label is a reliable sample identification and traceability solution.

Supplier: DUPERTHAL

Safety cabinets with storage shelves (CLASSIC line standard) or pull-out shelves (CLASSIC line pro) for the storage of hazardous substances in working spaces. Complete carcass, interior fittings and wing doors are made of powder-coated sheet steel.

Supplier: ENTEGRIS

These point-of-use filters meet small to mid-volume photochemical filtration needs for positive developer and DI water applications. Both Optimizer® DEV filters (for developer applications) and Optimizer® DI filters (for DI water applications) require no pre-wetting, so the filters function immediately after installation. The design also limits the handling of hazardous chemicals during the installation and promotes a healthier workplace. Do not use either filter with aromatic hydrocarbons.

Supplier: Restek

These Ultra Aromax is a unique reversed-phase material that exhibits extreme retention and selectivity for aromatic and/or unsaturated compounds. They are made of high-purity, type-B silica that minimises activity and creates high-density bonding, these columns are designed for selective and reliable HPLC applications.

Supplier: Avantor

Really versatile general purpose apolar phase for a wide range of applications, including (for example): PCBs, simulated distillation, gases, essential oils, hydrocarbons analysis, pesticides, semivolatiles, oxygenates. HI-1 is a crossbonded phase and assure a long lifetime even under high temperature limits.

Supplier: TEKNOMEK

This stainless steel workbench features a solid undershelf, perfect for storing smaller items out of the way, but close to hand for when they are needed. Durable and strong, this range is ideal for heavier payloads. Fully welded, they reduce the risk of dirt traps.

Supplier: Avantor

Very popular PEG high polarity MS phase for a wide range of applications, including (for example): essential oils, flavours and fragrances also alkanols. HI-WAX MS is an MS grade low bleeding cross-bonded column.

Supplier: Avantor

Really versatile general purpose low-polarity phase for a wide range of applications, including (for example): PCBs, essential oils, pesticides, semivolatiles and many more. HI-5 is a crossbonded phase and assure a long lifetime even under high temperature limits.

Supplier: Restek

Highly base-deactivated spherical silica manufactured by Restek. Monomeric C18 bonding. Hydrophobic C18 phase suitable for analyses of a wide range of compounds, from acidic through slightly basic. Replaces Hypersil® BDS C18 and Pinnacle® ODS Amine.

Supplier: Restek

Ultra C8 is a conventional monomeric octylsilane column offering a shorter alkyl chain to provide less hydrophobic retention and improved basic peak shape. It is made of high-purity, type-B silica that minimises activity and creates high-density bonding. These columns are designed for selective and reliable HPLC applications.

Supplier: 3M

3M™ SecureFit™ safety helmet X5500 series provides secure, comfortable, and adjustable head protection for workers in a variety of situations. The helmets feature adjustable positioning and easy-turning, 4-point ratchet suspension systems with the exclusive 3M™ pressure diffusion technology. The X5500 series also feature 3M™ UVicator™ Sensors that indicate damaging levels of ultraviolet (UV) light.

Supplier: VELP SCIENTIFIC

These BOD incubators have been designed to keep any product at a constant temperature, where accurate and precise temperature control is required. For applications where monitoring the sample is extremely important, the I models are ideal. The controlled heating and cooling thermoregulation system enables the user to select an operating temperature between 3 and 50 °C. The E models have wireless connection for TEMPSoft™. The I models have an internal transparent door and wireless connection for TEMPSoft™ and an auto tuning system which provides constant control of the internal temperature, by continuously comparing the detected and set values and aligning them via a precise and rapid adjustment system. All models have two internal sockets.

Supplier: Avantor

Vydac MS columns are a later development from Grace for the reversed phase HPLC separation of biomolecules.

Supplier: VWR Collection

Weights made from anti-magnetic, polished stainless steel. Suitable for medium resolution precision electronic balances. Weights have adjustment cavities for weights of more than 20 g.

Supplier: WTW

A wide choice of tests is available, for routine quantitative analysis in different applications, designed for use with WTW spectrophotometers and photometers. The test is automatically recognised by the laboratory instruments (via a barcoding system) and results are displayed in the appropriate units. Due to the different photometer optics, one test may yield different measuring ranges in different instruments; LED photometers may have smaller measuring ranges for the same test.

Supplier: VARIAN

The PLRP-S media, rigid poly(styrene/divinylbenzene) particles, are available in a range of pore sizes for small molecule, synthetic biomolecule and macromolecule purification. Their thermal and chemical stability makes them ideal for purifications that require extreme conditions for sample preparation, compound elution and column regeneration

Supplier: Thermo Fisher Scientific

White PC, autoclavable.

Supplier: AAT Bioquest

ReadiUse™ Spin chromatography columns are packed with polyacrylamide P-6-DG matrices for buffer exchange and desalting applications.

Supplier: Restek

Highly base-deactivated spherical silica manufactured by Restek. Monomeric C8 bonding. Similar to Pinnacle® DB C18, but the shorter alkyl chain provides less hydrophobic retention. Less retention can be useful for shortening analysis time, if resolution is adequate. Replaces Hypersil® BDS C8 and Pinnacle® C8 Amine.