Nigrosine WS is used in microbiology for negative staining of microorganisms, i.e. for visualization of bacteriology material capsules. Nigrosine WS stains the background dark blue/purple in order to enhance the visibility of non-stained bacteria, fungi, spirochetes and protists.
Trade name: NIGROSINE WS, C.I. 50420
Catalogue number: NGR-P-X**
Storing, stability and expiry date:
Transporting/shipment by road (ADR) - Not classified
Transporting/shipment by sea (IMDG) - Not classified
Transporting/shipment by air (ICAO-TI/IATA-DGR) - Not classified