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You Searched For: Quinoxaline-2,3-diamine


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3,3',5,5'-Tetramethylbenzidine (TMB) ≥99%, powder

Supplier: MP Biomedicals
Description: 3,3',5,5'-Tetramethylbenzidine is suitable as peroxidase substrate for use in ELISA procedures. The substrate produces a soluble end product that is pale blue in color and can be read spectrophotometrically at 370 or 620 to 650 nm. The TMB reaction may be stopped with 2 M H<sub>2</sub>SO<sub>4</sub> (resulting in a yellow color), and read at 450 nm. A sensitive and specific reagent for the detection of blood, assay of hemoglobin, assay of peroxidases. It is useful in gel staining procedure for low levels of home-associated peroxidases and for enzyme immunoassay of horseradish peroxidase.

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2,3-Pentanedione for synthesis, Sigma-Aldrich®

Supplier: Merck
Description: 2,3-Pentanedione for synthesis, Sigma-Aldrich®

MSDS

Image Unavailable-MOLE25440537-25G

2,5-Diaminopyridine dihydrochloride

Catalog Number: (MOLE25440537-25G)
Supplier: Molekula
Description: 2,5-Diaminopyridine dihydrochloride
UOM: 1 * 25 g

Market Source Item This is a MarketSource item. Additional charges may apply

Image Unavailable-8.20418.0100

(±)-Ethyl-2,3-dibromopropionate

Catalog Number: (8.20418.0100)
Supplier: Merck
Description: (±)-Ethyl-2,3-dibromopropionate
UOM: 1 * 100 mL
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Spermine tetrahydrochloride ≥96%, white powder

Supplier: MP Biomedicals
Description: Spermine is a naturally occuring polyamine that occurs in all eukaryotes, but is rare in prokaryotes. It is essential for cell growth in both normal and neoplastic tissue.

Image Unavailable-MOLEM76530445

N,N,N',N'-Tetramethyl-p-phenylenediamine dihydrochloride

Catalog Number: (MOLEM76530445)
Supplier: Molekula
Description: N,N,N',N'-Tetramethyl-p-phenylenediamine dihydrochloride
UOM: 1 * 25 g

Market Source Item This is a MarketSource item. Additional charges may apply

Product Image-VARICP7405

Capillary columns, CP-Wax 51 for amines

Catalog Number: (VARICP7405)
Supplier: VARIAN
Description: CP-Wax 51 for amines is designed for the analysis of C4-C10 amines, diamines and aromatic amines.
UOM: 1 * 1 items
Image Unavailable-31550-100G

2,3-Butanedione monoxime, Supelco®

Supplier: Merck
Description: 2,3-Butanedione monoxime, Supelco®

Image Unavailable-8.20447.0025

2,3-Dichlorophenol for synthesis, Sigma-Aldrich®

Catalog Number: (8.20447.0025)
Supplier: Merck
Description: 2,3-Dichlorophenol for synthesis, Sigma-Aldrich®
UOM: 1 * 25 g

MSDS


Image Unavailable-MOLEM18630987

(1S,2S)-(-)-1,2-Diphenylethylenediamine

Catalog Number: (MOLEM18630987)
Supplier: Molekula
Description: (1S,2S)-(-)-1,2-Diphenylethylenediamine
UOM: 1 * 1 g

Market Source Item This is a MarketSource item. Additional charges may apply

Image Unavailable-CTEH62054/2

Acridine orange (hemizinc salt) 0,01% in aqueous solution

Catalog Number: (CTEH62054/2)
Supplier: CLIN TECH
Description: Acridine orange (hemizinc salt) 0,01% in aqueous solution
UOM: 1 * 250 mL

Market Source Item This is a MarketSource item. Additional charges may apply

Product Image-ACRO420580025

N,N,N',N'-Tetramethylethylenediamine (TEMED) 99% for biochemistry, for electrophoresis

Supplier: Thermo Fisher Scientific
Description: N,N,N',N'-Tetramethylethylenediamine (TEMED) 99% for biochemistry, for electrophoresis

MSDS

Image Unavailable-8.18757.0002

2,3-Dimercapto-1-propanol for synthesis, Sigma-Aldrich®

Supplier: Merck
Description: 2,3-Dimercapto-1-propanol for synthesis, Sigma-Aldrich®

MSDS

Image Unavailable-ICNA0215183080

p-Phenylenediamine, flakes

Supplier: MP Biomedicals
Description: P-Phenylenediamine is an anti-fade reagent added to the mounting medium in fluorescence microscopy to retard photobleaching of fluorescein and other fluorescent dyes.

Image Unavailable-8.41655.0100

2,3-Dichloroanisole

Catalog Number: (8.41655.0100)
Supplier: Merck
Description: 2,3-Dichloroanisole
UOM: 1 * 100 g

MSDS


Image Unavailable-ICNA0210047201

Spermidine trihydrochloride ≥99%, crystalline

Supplier: MP Biomedicals
Description: Spermidine is a biogenic polyamine formed from putrescine. It is essential in both normal and neoplastic tissue growth. It plays an important role in the regulation of cellular proliferation and differentiation. Forms stable compounds with nucleic acids. Inhibits neuronal nitric oxide synthase (nNOS).

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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 +353 1 88 22222.
This product is marked as restricted and can only be purchased by approved Shipping Accounts. If you need further assistance, email VWR Regulatory Department at eurega_services@eu.vwr.com
-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 Catalog Number listed above. If you need further assistance, please call VWR Customer Service on +353 1 8822222.
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