N4754

Nigrosin, wasserlöslich

Powder

• Synonym(e): Säureschwarz 2
• CAS-Nummer: 8005-03-6
• UNSPSC Code: 12171500
• NACRES: NA.47
• Colour Index Number: 50420
• MDL number: MFCD00044681

Eigenschaften

• Produktname: Nigrosin, wasserlöslich, For use as a biological stain
• Quality Segment: 200
• form: powder
• solubility: water: 1 mg/mL, turbid
• εmax: ~250 at 575 nm in 50% ethanol
• application(s): diagnostic assay manufacturing; hematology; histology
• storage temp.: room temp

Beschreibung

General description

Nigrosin is an acidic dye used as a negative stain for visualization of the capsule in bacteriological material.

Application

Nigrosin has the following applications:

• to stain live sperm
• as a viable cell staining agent especially in stem cell biology
• as a negative stain in place of India ink for spirochetes, bacteria, protozoa, and fungi
• in Dorner′s spore stain.

Sicherheitshinweise

• Lagerklasse: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)