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Aniline Blue diammonium salt, certified by the Biological Stain Commission stain for histology, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Designed for use in Mallory′s connective tissue stain and Gomori′s one-step trichrome.

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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1-(4-Nitrophenylazo)-2-naphthol, Sigma-Aldrich®

Catalog Number: (100994-25G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Para red is a biological stain. It is used as a fat soluble chemical dye and food additive. It is a banned colorant and a number of analytical techniques have been developed to detect it in food. Para Red may be used to make standards for analysis.
UOM: 1 * 25 g
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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Auramine O 85% (dye content) certified by the Biological Stain Commission, Sigma-Aldrich®

Catalog Number: (861030-25G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Auramine O has been used to study the cuticle/cutin in the epidermis of the pollen presenter in Vangueria infausta. Auramine O is used for the staining of acid-fast organisms, coccidia. Auramine O along with carbol generates brilliant yellow fluorochrome of tubercle bacilli. It is effective in detecting positive cases of tuberculosis. Auramine O binds to the mycolic acid in the bacterial cell wall. Certified for use by fluorescence microscopy in Churukian′s modification of Truant′s fluorescent method for acid fast bacilli on paraffin sections.
UOM: 1 * 25 g

Certificates


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Buffers, TRIS HCl solutions, pH range 7,2 to 8,5 (1 mol/L)

Supplier: Rockland Immunochemicals
Description: Tris is widely used as a component of buffer solutions, such as in TAE and TBE buffer, especially for solutions of nucleic acids.

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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.

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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.

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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


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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).

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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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Buffers, TE solutions 10X concentrates (TRIS-EDTA buffer)

Supplier: Rockland Immunochemicals
Description: TE buffer is a commonly used buffer solution in molecular biology, especially in procedures involving DNA, cDNA or RNA. "TE" is derived from its components: Tris, a common pH buffer, and EDTA, a molecule that chelates cations like Mg2+. The purpose of TE buffer is to solubilize DNA or RNA, while protecting it from degradation.

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Azure A 70% (dye content) certified by the Biological Stain Commission, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: The combination of azure A and silver staining is used for the quantification of glycosaminoglycans in agarose gels. It is also used for the staining of chromosomes in the nucleus. Azure A is a main component of the azure B/polychromed methylene blue-eosin stains family, also referred to as the Romanowsky stain. Azure A is a basic cationic dye.

Product Image-A3846.0500

Buffer, triethylammonium acetate, 1 M solution, pH 7,0

Supplier: PanReac AppliChem
Description: Used for the purification of oligonucleotides.

SDS Certificates

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Calmagite indicator grade, Supelco®

Supplier: Merck
Description: Used as an indicator in the titration of calcium or magnesium with EDTA. Used for the determination of magnesium in biological materials.

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Brilliant cresyl blue ALD, certified by the Biological Stain Commission, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Brilliant cresyl blue ALD has been used for the staining of reticulocytes.

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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
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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