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Catalog Number: (335428-25G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: 4,4'-Dinitro-2-biphenylamine,98%
UOM: 1 * 25 g


Catalog Number: (GHS380-2.5L)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Gill formulation No. 3 may be used for cytology and/or histology as a progressive or regressive stain depending on length of staining time. Used with hematoxylin and eosin staining.
UOM: 1 * 2,5 L


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Catalog Number: (GS500-500ML)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: When blood films are stained using Giemsa Stain, the nucleus and cytoplasm of white blood cells take on characteristic blue or pink coloration. The use of purified eosin and thiazine dyes minimizes lot-to-lot variation.
UOM: 1 * 500 mL


Supplier: SIGMA ALDRICH MICROSCOPY
Description: Tetrazolium Violet is a monotetrazolium salt which forms water-insoluble formazans. These salts are mainly used as indicators of extracellular redox activity and cell redox potential. Tetrazolium violet is positively charged and cell-permeable.

Catalog Number: (199656-25G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Sudan II has been used to determine its presence in commercial spices such as hot chilli food samples (LC–ESI–MS/MS).
UOM: 1 * 25 g


Catalog Number: (414034-10G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: 3-Nitrophthalimide 97%, Sigma-Aldrich®
UOM: 1 * 10 g


Supplier: SIGMA ALDRICH MICROSCOPY
Description: 4-(4-Nitrophenylazo) resorcinol, also known as azo violet or magneson I, is a red colored powder. It functions as a spot test reagent and forms blue lake on reaction with Mg(OH)₂ in alkaline solution. It is mainly used for determining the presence of magnesium in the solution. 4-(4-Nitrophenylazo)resorcinol is a pH indicator.

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Cresyl Violet perchlorate is suitable as a laser dye.

Catalog Number: (HT102A-1KT)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: The kit is based upon the method of Gordon and Sweets.
UOM: 1 * 1 KIT


Catalog Number: (HT60-1KT)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Amyloid protein is detected in tissue with Congo red, a metachromatic stain. Staining is intensified by pretreatment of tissue with alkaline sodium chloride.
UOM: 1 * 1 KIT

Catalog Number: (HT3024-120ML)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Yellow counterstain suitable for a wide range of histological staining procedures.
UOM: 1 * 120 mL


Catalog Number: (HT40432-1L)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Papanicolaou stain imparts a characteristic range of coloration to exfoliative cells of vaginal, cervical, prostatic and other body secretions, allowing critical examination of nuclei and cytoplasmic components.
UOM: 1 * 1 L


Catalog Number: (HT5012-1CS)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Formalin solution (10%, neutral buffered) is a widely used fixative for samples processed for light microscopy. It requires a relatively short period of fixation. It is suitable for the long-term storage of tissue. Once properly fixed, the tissue should be able to withstand the subsequent stages of tissue processing or staining.
UOM: 1 * 1 Each


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.

Supplier: SIGMA ALDRICH MICROSCOPY
Description: 1,2,3,4-Tetrahydro-2,2,4,7-tetramethylquinoline,97%

Catalog Number: (A8675-5MG)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: This material has a structure similar to Granular Blue (CAS No. 71431-29-3). It has been referred to in some literature as Granular Blue, a fluorescent neuronal tracer.
UOM: 1 * 5 mg


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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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