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Direct Blue 15, Sigma-Aldrich®

Catalog Number: (D2535-25G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: May be used as a substitute for trypan blue for some biological and staining applications.
UOM: 1 * 25 g
Product Image-471-1307

VWR® Spark-Free Refrigerators, +5 °C

Supplier: VWR Collection
Description: Designed to meet the demands in daily laboratory use, storage of biological products and storage of flammable materials.

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Product Image-BKC-08

Optimizer Buffer™ for optimal cross-linking and modification

Supplier: G-Biosciences
Description: The conjugation and modification reactions used to cross-link proteins or couple labels to proteins, such as biotin, enzymes, and fluorescent dyes, require certain conditions, including pH and chemical composition for optimal conjugation. Many common buffers routinely used in laboratories have an inhibitory effect on conjugation reactions; for example, Tris buffers inhibit coupling to amines.

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Silver diethyldithiocarbamate, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Spin trap used in conjunction with Fe²⁺ to detect NO in brain, kidney, liver, and other tissues. Simultaneous direct measurement of NO* and pO₂ has been reported. A copper chelator, it has been used to quantitate copper in biological materials by ESR and is an inhibitor of superoxide dismutase, ascorbate oxidase, and other enzymes. Also used for colorimetric determination of small quantities of arsenic. Silver diethyldithiocarbamate has been used in cell culture. Also used for colorimetric determination of small quantities of arsenic. Spin trap used in conjunction with Fe²⁺ to detect NO in brain, kidney, liver, and other tissues. Simultaneous direct measurement of NO* and pO₂ has been reported. A copper chelator, it has been used to quantitate copper in biological materials by ESR and is an inhibitor of superoxide dismutase, ascorbate oxidase, and other enzymes.

Certificates

Image Unavailable-CAYM700543-1

Hemoglobin standard

Catalog Number: (CAYM700543-1)
Supplier: Cayman Chemical
Description: Ready for use with colorimetric assay kit. This vial contains solution of 500 µM heme.
UOM: 1 * 1 mL

SDS


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Janus green B 65% (dye content), certified by the Biological Stain Commission, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Janus Green B has been used in staining technique to determine cell density, to detect the presence of telocytes in trachea and lungs and used as a dye to visualize bonghan ducts inside lymphatic vessels of rabbits.

Product Image-91468.0010

VWR®, 2,4-Dichlorophenoxyacetic acid, Certified Reference Material

Catalog Number: (91468.0010)
Supplier: VWR Chemicals
Description: Pesticides are usually chemical or biological substances that are used to prevent, destroy or mitigate any pests. Pesticides are released into the environemnet in order to eliminate these pests, but residues from these toxic chemicals also end up in the air, water, and even in food.
UOM: 1 * 10 mg
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Methylene violet ≥65% (dye content), certified by the Biological Stain Commission, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Certified for use as a constituent of MacNeal′s tetrachrome stain for blood.

Product Image-129-1175

VWR® MEDBAG, Hospital and Laboratory Sampling Bags

Supplier: VWR Collection
Description: 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.

Image Unavailable-195073-25G

Alizarine yellow R 70% (dye content), Sigma-Aldrich®

Catalog Number: (195073-25G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Mordant orange 1 is also known as Alizarin Yellow R, C.I. 14030. Mordant orange 1 is an azo dye. Azo dyes used as biological stains contain an azo group (−N=N−). It is used for colouring many different materials such as textile, leather, and plastics and for manufacturing paints and lacquers and for printings purposes as well.
UOM: 1 * 25 g

Certificates


Image Unavailable-VT000127-10EA

Escherichia coli WDCM 00012 Vitroids™, Certified Reference Material, Suitable for Microbiology, Supelco®

Catalog Number: (VT000127-10EA)
Supplier: Merck
Description: Vitroids™ discs contain Escherichia coli WDCM 00012 viable microorganisms in a certified quantity (generally accredited according to ISO/IEC 17025), produced under reproducible conditions compliant with ISO 17034:2016 using authenticated strains from CECT®.
UOM: 1 * 10 items

Certificates


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Candida albicans WDCM 00054 Vitroids™, Certified Reference Materials, Suitable for Microbiology

Supplier: Merck
Description: These Vitroids™ discs contain Candida albicans WDCM 00054 viable microorganisms in a certified quantity (generally accredited according to ISO/IEC 17025), produced under reproducible conditions compliant with ISO 17034:2016 using authenticated strains from CECT®.

Applications:

Image Unavailable-ENZOADI801475

Neutralising reagent

Catalog Number: (ENZOADI801475)
Supplier: ENZO LIFE SCIENCES
Description: Neutralising buffer for low pH solutions and for use with cyclic nucleotide and isoprostane kits.
UOM: 1 * 5 mL

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Bathophenanthrolinedisulphonic acid disodium salt hydrate ≥95%, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Bathophenanthrolinedisulfonic acid disodium salt hydrate has been used to measure iron to determine the solubility of iron in the biological sample. It has been used as an iron chelator to grow plants without Fe-EDTA (ethylenediaminetetraacetic acid).

Product Image-91459.0010

VWR®, Deltamethrin, Certified Reference Material

Catalog Number: (91459.0010)
Supplier: VWR Chemicals
Description: Pesticides are usually chemical or biological substances that are used to prevent, destroy or mitigate any pests. Pesticides are released into the environemnet in order to eliminate these pests, but residues from these toxic chemicals also end up in the air, water, and even in food.
UOM: 1 * 10 mg

SDS


Product Image-E170-500G

Tricine ≥99%, Ultrapure

Supplier: VWR Chemicals
Description: Biological buffers are useful for cell culture <i>in vitro</i>, enzyme assays and some electrophoretic applications at physiological pH.

SDS

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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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