198099 Sigma-Aldrich

Methyl violet 2B

certified by the Biological Stain Commission

Synonym: Basic Violet 1


Related Categories Cell Biology, Certified Stains & Dyes, Hematology and Histology, M, Stains & Dyes, A to Z,
grade   certified by the Biological Stain Commission
composition   Dye content, 75%
mp   137 °C (dec.)(lit.)
absorption   λmax 584 nm


General description

Methyl Violet 2B is a mixture of polymethylated (4,5 and 6) pararosaniline chlorides


25, 100 g in glass bottle


Certified for use in Flemming triple stain with iodine for chromosomes; Newton′s crystal violet-iodine technique for chromatin and nucleoli; Lieb′s amyloid stain.

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Dye content 85 %

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