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Ponceau S, Bioreagent for electrophoresis, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Ponceau S is the sodium salt of a diazo dye. It is used to make a stain for rapid reversible staining of protein bands on nitrocellulose or PVDF membranes (Western blots) and also for staining protein on cellulose acetate membranes. The stain is reversed with water washes and aids in subsequent immunological detection. The following are two common stain formulations: 0.1% Ponceau S (w/v) in 5% acetic acid 2% Ponceau S (w/v) in 30% TCA, 30% sulfosalicylic acid.

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N,N-Dimethyl-1-naphthylamine ≥98% (by GC), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: N,N-Dimethyl-1-naphthylamine is an aromatic amine and a dye.

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Purpurin(1,2,4-trihydroxy-9,10-anthraquinone) 90% (dye content), Sigma-Aldrich®

Catalog Number: (229148-5G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Purpurin (1, 2, 4-trihydroxyanthraquinone) is the key pigment present in the roots of Indian madder (Rubia cordifolia). This pigment produces colors, with distinctive heat and light resistant properties.
UOM: 1 * 5 g

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MBD

Catalog Number: (MHS128-4L)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Fluorescent probe for hydrophobic (non-polar) regions in proteins and nucleoproteins.
UOM: 1 * 4 L
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3,3'-Dioctadecyloxacarbocyanine perchlorate (DiO), Sigma-Aldrich®

Catalog Number: (D4292-20MG)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: 3,3′-Dioctadecyloxacarbocyanine perchlorate has been used for lipid bilayer labeling in antigen-presenting cells. It has also been used as a lipophilic dye for labeling in zebrafish embryos.
UOM: 1 * 20 mg
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2,3,5-Triphenyltetrazolium chloride (TTC) ≥98% (by HPLC), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: 2,3,5-Triphenyltetrazolium chloride (TTC) ≥98% (by HPLC), Sigma-Aldrich®

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Haematoxylin, Sigma-Aldrich®

Catalog Number: (GHS1128-4L)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Gill No. 1 formulation is used as a progressive cytology stain. Used with hematoxylin and eosin staining.
UOM: 1 * 4 L
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Haematoxylin solution Gill III, Sigma-Aldrich®

Catalog Number: (GHS3128-4L)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Gill formulation No. 3 can be used for cytology and/or histology as a progressive or regressive stain depending on length of staining time.
UOM: 1 * 4 L
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Clobetasone butyrate ≥98%

Catalog Number: (C5548-100MG)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Clobetasone butyrate is a corticosteroid. It can be used as a diagnostic assay manufacturing, hematology, histology. Clobetasone butyrate has been used as an internal standard for the quantitative assay of clobetasol propionate. Clobetasone butyrate has been used to analyse its bio-concentration factor (BCF) in cyprinus carpio. Clobetasone butyrate is a potent topical corticosteroid and is primarily used to treat atopic dermatitis (AD). Low dosage of this drug is used to treat dry eye in sjogrens syndrome.
UOM: 1 * 100 mg
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Coomassie® brilliant blue R-250 in methanol for SDS-PAGE, Sigma-Aldrich®

Catalog Number: (B8647-1EA)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Brilliant Blue R concentrate is a methanol based stain especially designed for staining protein in polyacrylamide but will also stain agarose gels. The stain contains methanol and acetic acid so gels do not require fixing prior to staining. Brilliant Blue R Concentrate has been used for protein band detection after nondenaturing gradient gel electrophoresis, isoelectric focussing and SDS-PAGE (sodium dodecyl sulfate polyacrylamide gel electrophoresis). For detection of protein bands following electrophoresis.
UOM: 1 * 1 items
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Bromothymol blue sodium salt, powder, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Bromothymol Blue sodium salt has been used as a pH indicator in the yeast growth media (YPD, yeast extract peptone dextrose).

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3-Methoxydiphenylamine 98%, Sigma-Aldrich®

Catalog Number: (275980-25G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: 3-Methoxydiphenylamine can be used in the preparation of 3- methoxydiphenylamine-4-diazonium salts (MDP-4-DS) and the corresponding diazoresins.[1] Diazonium salts and diazoresins find applications in dyes, stains, indicators, general laboratory use, and industrial applications.
UOM: 1 * 25 g
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9-Cyano-N,N,N′-triethylpyronine-N′-caproic acid N-hydroxysuccinimide ester chloride, Sigma-Aldrich®

Catalog Number: (C6331-1MG)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Fluorescent label for amino acids allows for detection of alanine, arginine, glycine, glutamic and aspartic acid in the 0.8-4.5 × 10-18 M range.
UOM: 1 * 1 mg
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Acid green 50, Sigma-Aldrich®

Catalog Number: (199583-25G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Lissamine Green B has been used in blood-brain barrier (BBB) studies and is used to study the its effect on herpes simplex virus 1 (HSV-1) corneal infection in animals.
UOM: 1 * 25 g
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Eosin Y solution Aqueous, Sigma-Aldrich®

Catalog Number: (HT110232-1L)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: General purpose cytoplasmic counterstain. Used with hematoxylin and eosin staining.
UOM: 1 * 1 L
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Papanicolaou's Orange G solution (OG 6), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Orange G (certified), 0.3% and phosphotungstic acid, 0.015%, in denatured alcohol

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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.
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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