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Supplier: SIGMA-ALDRICH MICROSCOPY
Description: Nigrosin,certified by the Biological Stain Commission (Acid black 2; Nigrosin water soluble).

Supplier: Thermo Scientific
Description: Appearance: Dark red to black Crystalline powder or crystals

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Catalog Number: (43925-100ML-F)
Supplier: SIGMA-ALDRICH MICROSCOPY
Description: Composition: Nigrosin 100 g/l, Formalin 5 ml/l in water
UOM: 1 * 100 mL


Supplier: Thermo Scientific
Description: Nigrosine, water soluble
Supplier: Thermo Scientific
Description: CAS No.: 8005-03-6
Supplier: SIGMA-ALDRICH MICROSCOPY
Description: Nigrosin, alcohol soluble. Nigrosin is a black colored powder. It is widely used to manufacture ink and shoe polish. It is also employed for dyeing leather, wood and textiles. In addition, alcohol soluble nigrosin dye is used in carbon papers, typewriter and ribbons. It is used as an ingredient in rubber repairing lacquer.

Catalog Number: (50484-100ML-F)
Supplier: SIGMA-ALDRICH MICROSCOPY
Description: Ehrlich’s reagent III, Loeffler’s Methylene Blue. Methylene Blue was earlier recognized as a good nuclear stain, the staining solutions are always either aged or alkalized, if not both. More importantly it is an excellent stain for ribonucleic acid, which is the important stainable constituent of bacterial bodies, of lymphocyte and hemoportoal cytoplasm, and of nerve cell tigroid granules. It can also be employed in capsule stain. The capsule stain begins as a negative stain leaving the organisms colorless. The capsule are clearly seen as halo surrounding the bacterial cell. Another staining procedure is performed with nigrosin (Cat. No. 43925).
UOM: 1 * 100 mL


Catalog Number: (720-1205)
Supplier: RAL (REACTIFS RAL SA)
Description: The spermogram helps assess the percentage of dead and living spermatozoa. Only dead spermatozoa stain pink by Eosin. Living spermatozoa remain colourless, except their outlines stain dark blue by Nigrosin.
UOM: 1 * 1 KIT

Supplier: Thermo Scientific
Description: Solvent black 5
Catalog Number: (ICNA0219459380)
Supplier: MP Biomedicals
Description: NIGROSIN. Cell Culture ReagentWater soluble. 1 * 100 g
UOM: 1 * 100 g


Catalog Number: (ICNA0521149680)
Supplier: MP Biomedicals
Description: NIGROSINE (WATER SOLUBLE). 1 * 100 g
UOM: 1 * 100 g


Catalog Number: (ICNA0219459325)
Supplier: MP Biomedicals
Description: NIGROSIN. Cell Culture ReagentWater soluble. 1 * 25 g
UOM: 1 * 25 g


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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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