Nigrosin water soluble

CAS: 8005-03-6

Ref. 02-A18147

Product Information

• Name: Nigrosin water soluble
• Synonyms: disodium (6E)-4-amino-3-[(1E)-2-(4-nitrophenyl)diazen-1-yl]-5-oxo-6-(2-phenylhydrazin-1-ylidene)naphthalene-2,7-disulfonate, ADC Nigrosine Black B, Acid Black 5 (50420), Acid Black WR, Acid Nigrosine, Calco Nigrosine O 2P, Conacid Black B, Cramity 81, Dinacid Nigrosine WS, Dyacid Nigrosine NBS Xtals, Dycosacid Nigrosine NBL (Bluish), Dycosacid Nigrosine NBL (Reddish), Lurazol Deep Blue EB, Na 143, Nigrosin, Nigrosin Acid black, Nigrosin Cell Culture Tested, Nigrosine, Nigrosine (Crystals)NBL(Blush), Nigrosine (Crystals)NBL(Reddish), Nigrosine B, Nigrosine CBRS, Nigrosine Crystals, Nigrosine MS, Nigrosine NB, Nigrosine NB conc, Nigrosine NBSS water soluble, Nigrosine NN water soluble, Nigrosine W, Nigrosine W Liquid, Nigrosine W-L, Nigrosine WL Water Soluble, Nigrosine WLAH, Nigrosine WLF, Nigrosine WLF Uncut, Nigrosine WLL, Nigrosine WS, Nigrosine WSB, Nigrosine Water Soluble, Nigrosine black, Nigtrosine WS, Nubian Black EP 5, Nubian Black PA 9801, Nubian Black PA9803, Nubian Black PC 0850, Oil Black FS Special, Oil Black S, Oil black EX, Orient Nigrosine BR, Orient Nigrosine OZ, Orient Nubian Black EP 5, Orient Nubian Black PA 9801, Orient Nubian Black PA 9803, Orient Water Black R 455, Orient Water Black R 455S, Orient Water Black R 456, Orient Water Black R 500, Orient Water Black R 510, Pacid Black 2, Pacid Leather Black, Pc 0850, Sandopel Basic Black BHLN, Som-L 0468, Triacid Nigrosine WS, Vicoacid Nigrosine Black, Victacid Nigrosine Black Crystals, Water Black 179128, Water Black R 455, Water Black R 500, Water Black R 510, C.I. 50420, C.I. Acid Black 2

Description

It is employed as a common biological stain for tissues and cells. Used to make inks and shoe-polish and for dyeing leather, wood, textiles, and plastics. The crude mixture of nigrosine hydrochlorides (Phenol Black L) is used to dye phenolic resins. Bases are used to make printing colors and to dye plastics. It finds its use in Dorner?s spore stain, as a negative stain in place of India ink for spirochetes, bacteria, protozoa and fungi. It is also used in compounding resins include phenolic resins, styrenics, polyamides and urea resins. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

• Brand: Alfa Aesar By Thermo Fisher Scientific

Chemical properties

• Molecular weight: 616.49
• Formula: C₂₂H₁₄N₆Na₂O₉S₂
• Color/Form: Crystals or powder or crystalline powder, Black
• InChI key: HKBVRFLHNUEVRO-HMDKGIQMSA-L