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Key Documents

198285

Sigma-Aldrich

Nigrosin

certified by the Biological Stain Commission

Synonyme(s) :

Acid black 2, Nigrosin water soluble

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About This Item

Numéro CAS:
Numéro C.I. (Colour Index):
50420
Numéro MDL:
Code UNSPSC :
12171500
Nomenclature NACRES :
NA.47

Qualité

certified by the Biological Stain Commission

Forme

solid

Solubilité

H2O: 0.1%
H2O: soluble

λmax

570 nm

Application(s)

diagnostic assay manufacturing
hematology
histology

Température de stockage

room temp

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Adéquation

Certified for use in Dorner′s spore stain. Used as a negative stain in place of India ink for spirochetes, bacteria, protozoa and fungi.
Used as a negative stain in place of India ink for spirochetes, bacteria, protozoa and fungi.

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable

Équipement de protection individuelle

Eyeshields, Gloves, type N95 (US)


Certificats d'analyse (COA)

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Journal of biomedical optics, 25(9) (2020-09-06)
Photoacoustic imaging (PAI) enables the detection of blood hemoglobin (HB) concentration and oxygenation (sO2) with high contrast and resolution. Despite the heavy use of photoacoustically determined total hemoglobin (THb) and oxygenation (sO2) biomarkers in PAI research, their relationship with underlying
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Journal of biomedical optics, 24(12), 1-11 (2019-10-19)
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A L Fedorovtsev
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The morphology of isolated cells of multi-layer squamous non-horny epithelium (buccal, vaginal, urethral, rectal), stained with 0.05% nigrosine solution, was under study, and the sizes of these cells and their nuclei were measured. Specific markers were detected in the buccal
Shuai Zhang et al.
Journal of colloid and interface science, 316(1), 168-174 (2007-08-31)
A convenient approach was developed to fabricate monodisperse nigrosine-doped poly(methyl methacrylate-co-divinylbenzene-co-methacrylic acid) nanoparticles with different cross-linkage by soap-free emulsion polymerization at boiling status and swelling process. The dye-doped nanoparticles were used for the fabrication of colloidal crystal films and beads.
M L Foster et al.
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Sperm membrane integrity (SMI) is thought to be an important measure of stallion sperm quality. The objective was to compare three methods for evaluating SMI: flow cytometry using SYBR-14/propidium iodide (PI) stain; an automated cell counting device using PI stain;

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