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Image Unavailable-560-0168

Medium pressure injection valves, Upchurch Scientific®

Catalog Number: (560-0168)
Supplier: UPCHURCH SCIENTIFIC
Description: The 6-port medium pressure injection valves feature easy, external sample loop customisation. Simply clean-cut a piece of tubing that represents the volume of sample you wish to inject, taking into account the port-to-port volume of the valve.
UOM: 1 * 1 items
Product Image-505293.

Solvent desorption tubes, Supelco®

Supplier: Merck
Description: These LpDNPH cartridges are suitable for sampling carbonyls in ambient, indoor, and industrial atmospheres. The derivatives are eluted from the cartridge in acetonitrile and are analysed by HPLC.

Image Unavailable-ICS006-100ML

Chlorite ion chromatography (IC) standard, Supelco®

Supplier: Merck
Description: Chlorite IC standard may be used in the determination of disinfection by-product, chlorite in water samples using ion chromatography technique (IC)

Certificates

Product Image-906-0124

VWR® Hitachi ChromAssist, data station

Supplier: VWR Collection
Description: The newly developed ChromAssist Data Station combines the proven intuitive structure of the Hitachi software family with an innovative new design. As a chromatography data system (CDS), ChromAssist contains all the necessary functions for controlling VWR® Hitachi HPLC and UHPLC instruments, including method creation, sample table, data integration and reporting.

Product Image-554-1545

Sample injectors, Rheodyne®

Supplier: IDEX RHEODYNE
Description: Manual sample injectors have two positions, 'Load' and 'Inject'. The 'Load' position allows sample loading into the sample loop or sample chamber. A syringe is commonly used to load sample into the sample injector. After loading, manual rotation of the sample injector's handle to the 'Inject' position allows the flushing of loaded sample onto a column.

Product Image-HI68-25-025-60

Avantor® Hichrom HI-DEX DET Beta, GC Columns

Supplier: Avantor
Description: Useful for the analysis of chiral compounds in fragrances, pesticides and pharmaceuticals in which the determination of the ratio of enantiomers in a sample is necessary.

Product Image-HI70-25-025-15

Avantor® Hichrom HI-DEX DMP Beta, GC Columns

Supplier: Avantor
Description: Useful for the analysis of chiral compounds in fragrances, pesticides and pharmaceuticals in which the determination of the ratio of enantiomers in a sample is necessary.

Product Image-HI69-25-025-60

Avantor® Hichrom HI-DEX DET Gamma, GC Columns

Supplier: Avantor
Description: Useful for the analysis of chiral compounds in fragrances, pesticides and pharmaceuticals in which the determination of the ratio of enantiomers in a sample is necessary.

Image Unavailable-LOVI471170

Nitrite VHR L, 500 ml

Catalog Number: (LOVI471170)
Supplier: Lovibond
Description: Easily monitor nitrite levels in closed-loop cooling systems with this liquid reagent. Proper control of nitrite levels prevents pipework corrosion. This easy-to-use colourimetric method test can monitor high levels (up to 2,500 mg/L) of nitrite without the need to dilute samples.
UOM: 1 * 500 mL

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Product Image-549-0563

VWR® Gas-Tight Micro Syringes

Supplier: VWR Collection
Description: Micro syringes without needle
General purpose Luer lock connector for use with autosamplers and liquid handling instruments. All parts in contact with sample are made from neutral borosilicate glass and PTFE. This provides excellent performance and an inert sample environment.

Product Image-HI72-25-015-15

Avantor® Hichrom HI-DEX B-SE, GC Columns

Supplier: Avantor
Description: Unique selectivity for the separation of enantiomers. Useful for the analysis of chiral compounds in fragrances, pesticides and pharmaceuticals in which the determination of the ratio of enantiomers in a sample is necessary.

Product Image-HI73-25-025-30

Avantor® Hichrom HI-DEX B-03, GC Columns

Supplier: Avantor
Description: Unique selectivity for the separation of enantiomers. Useful for the analysis of chiral compounds in fragrances, pesticides and pharmaceuticals in which the determination of the ratio of enantiomers in a sample is necessary.

Product Image-SGEA008110

Syringes with valves

Supplier: Trajan Scientific and Medical
Description: These syringes are pre-fitted with valves. They are ideal for sample storage and transportation or to pressurise samples prior to injection.

Image Unavailable-SGEA008171

High pressure syringes

Supplier: Trajan Scientific and Medical
Description: These high pressure syringes are designed for high pressure gas sampling.

Image Unavailable-32666-10MG

Organic reference standard, Melamine-13C3, analytical standard, VETRANAL™, Supelco®

Catalog Number: (32666-10MG)
Supplier: Merck
Description: Melamine-¹³C₃ may be used as an analytical standard for the determination of melamine in milk powder samples by liquid chromatography-electrospray ionisation-isotope dilution mass spectrometry (LC-ESI-IDMS).
UOM: 1 * 10 mg
Image Unavailable-40662-100MG

Supelco® TraceCERT® Organic Reference Standard, Simazine

Catalog Number: (40662-100MG)
Supplier: Merck
Description: Simazine CRM may also be used as given below: Development and validation of an ultrasonic-assisted dispersive liquid-liquid microextraction (UA-DLLME) method for sample extraction followed by gas chromatography-mass spectrometry based determination of endocrine-disrupting herbicides in the river and seawater samples. Determination of triazine pesticide residues in samples of apples pears carrots potatoes tomatoes avocado cucumber spinach bananas and oranges by modified QuEChERS and solid-phase extraction (SPE) procedures followed by liquid chromatography-photodiode array (LC-DAD) analysis. Multi-residue analysis of 67 pesticides in olive oil olives and avocado samples by liquid chromatography-tandem mass spectrometry (LC-MS/MS) to evaluate various clean-up sorbents. Quantitation of 20 pesticides in eel and shrimp samples by a scheduled multiple reaction monitoring (sMRM) method and QuEChERS with EDTA for sample extraction and purification. Analysis of 35 micropollutants including pesticides in water samples by liquid chromatography-tandem mass spectrometry (LC-MS/MS) after their solid-phase extraction. Simultaneous quantification of 58 pharmaceuticals and personal care products (PPCPs) and pesticides in water samples by solvent-based de-emulsification dispersive liquid-liquid microextraction (SD-DLLME) combined with liquid chromatography-tandem mass spectrometry (LCMS/MS).
UOM: 1 * 100 mg
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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us on 0800 22 33 44.
Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us on 0800 22 33 44
Additional Documentation may be needed to purchase this item. A VWR representative will contact you if needed.
Additional Documentation may be needed to purchase this item. A VWR representative will contact you if needed.
This product has been blocked by your organisation. Please contact your purchasing department for more information.
The original product is no longer available. The replacement shown is available.
Product(s) marked with this symbol are discontinued - sold till end of stock. Alternatives may be available by searching with the VWR Catalogue Number listed above. If you need further assistance, please call VWR Customer Service on 0800 22 33 44.
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