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Headspace/soil gas syringes

Supplier: Trajan Scientific and Medical
Description: The gas tight syringes are fitted with a valve (SVLL) and a special Luer probe with a side hole for efficient sample intake.

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High pressure syringes

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

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Drum pumps, gas-tight, with flexible discharge

Supplier: BURKLE
Description: Gas tight barrel pump with flexible discharge hose for filling off in to large canisters and containers.

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Millex® SLHPX13 Syringe Filters, Polyethersulfone

Supplier: Merck
Description: Syringe filters are single-use, membrane-based devices used for the removal of particulate impurities from liquid and gas samples prior to analysis by methods such as HPLC, ion chromatography, gas chromatography, ICP, and dissolution testing. Proper filtration of samples improves the quality and consistency of analytical results and decreases instrument downtime.

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Organic reference standard, Glycerol, analytical standard, Supelco®

Supplier: Merck
Description: Glycerol may be used as a reference standard in the determination of glycerol in samples of beer using gas liquid chromatography (GLC). It is a simple polyol compound, which is obtained as a by-product of soap and bio-diesel industries. It is odourless, colour-less, viscous in nature, and exists as a sweet tasting liquid. It can be derived naturally as well as from petrochemical feedstock.
Glycerol has been used as:

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VWR®, Cryogenic Vials

Supplier: VWR Collection
Description: Designed for the storage of biological material, human or animal cells, at temperatures as low as –196 °C (should only be used in the gas phase of liquid nitrogen).

Certificates

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Supelco® TraceCERT® Organic Reference Standard, Tebutam

Catalog Number: (41397-100MG)
Supplier: Merck
Description: Tebutam CRM may also be used as given below:
Optimisation of sample extraction based on QuEChERS and dispersive-solid-phase extraction (d-SPE) clean-up for the multi-residue analysis of 120 pesticides 16 polycyclic aromatic hydrocarbons and 22 polychlorinated biphenyls by liquid and gas chromatography coupled with tandem mass spectrometry (MS/MS)
Evaluation of 250 pesticide residues extracted by QuEChERS method from 103 processed fruit samples using ultra-high performance liquid chromatography-tandem mass spectrometry (UHPLC-MS/MS)
Determination of 90 pesticides 16 polycyclic aromatic hydrocarbons and 22 polychlorinated biphenyls in honey samples by using QuEChERS combined with dispersive solid-phase extraction (SPME) for sample pre-treatment and liquid chromatography-triple-quadrupole tandem mass spectrometry and gas chromatography-ion-trap tandem mass spectrometry for quantitation
Screening and quantification of 569 pesticides in honeysuckle samples by a combination of ultrahigh-performance liquid chromatography (UHPLC) and quadrupole-Orbitrap high-resolution mass spectrometry
Simultaneous determination of 134 pesticide residues in tea samples using d-SPE extraction with a multi-functional filter (MFF) followed by ultra-high performance liquid chromatography (UPLC) and quadrupole time-of-flight mass spectrometry (TOF-MS).
UOM: 1 * 100 mg
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CRS ONE O-Rings for Inlet Liner Seals

Supplier: Trajan Scientific and Medical
Description: The o-ring prevents gas leaks and maintains a uniform flow path through the inlet, where even small leaks can cause sample loss - affecting accuracy and reproducibility of results.

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Masterflex® Correlated Variable-Area Flowmeter Gas Proportioner Multitube Frames, Avantor®

Supplier: Avantor Fluid Handling
Description: Create your own flowmeter systems for complete flexibility.

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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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OmniTop Sample Tubes® Adjustable Volume Sampling System (AVSS)

Supplier: Avantor Fluid Handling
Description: Enhance and optimise sampling processes with the novel Adjustable Volume Sampling Systems (AVSS) from Avantor featuring OmniTop Sample Tubes®.

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Gas detection tube for chloroprene

Catalog Number: (151-0138)
Supplier: Dräger
Description: Desorption stroke in clean air.
UOM: 1 * 10 items
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VWR®, Flat Screw Caps for Microcentrifuge Tubes

Supplier: VWR Collection
Description: Flat screw cap with O-ring for microcentrifuge tubes, VWR®, Colour: Blue

Environmentally Preferable

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Gas detection tubes for alcohols

Catalog Number: (DRAE8103761)
Supplier: Dräger
Description: To measure the 'spot concentrations' of alcohol for use with an Accuro pump.
UOM: 1 * 10 items
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VWR®, Caps for Culture and Test Tubes

Catalog Number: (211-0039)
Supplier: VWR Collection
Description: Cap for culture and test tube, VWR®, Colour: Natural, Closure type: Dual position type, For tubes: 12 mm
UOM: 1 * 1.000 items

Environmentally Preferable


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VWR®, Sample tubes, soda glass

Catalog Number: (406047200.)
Supplier: VWR Chemicals
Description: Tubes are used for lymph blood samples.
UOM: 1 * 1.000 items
Inquire for Price
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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