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ChemicalBook >> CAS DataBase List >>NIGROSINE, WATER SOLUBLE, C.I. 50420, FOR MICROSCOPY

NIGROSINE, WATER SOLUBLE, C.I. 50420, FOR MICROSCOPY

NIGROSINE, WATER SOLUBLE, C.I. 50420, FOR MICROSCOPY Structure
NIGROSINE, WATER SOLUBLE, C.I. 50420, FOR MICROSCOPY structure
CAS No.
101357-32-8
Chemical Name:
NIGROSINE, WATER SOLUBLE, C.I. 50420, FOR MICROSCOPY
Synonyms
Einecs 309-930-4;enzene,sodiumsalts;Nigrosine (C.I. 50420);Solventblack5,water-soluble;NIGROSINE (C.I. 50420) WATER-SOLUBLE FOR;WATER SOLUBLE NIGROSINE C.I.ACID BLACK 2;NIGROSINE, WATER SOLUBLE, C.I. 50420, FOR MICROSCOPY;sulfuricacid,reactionproductswithaniline,anilinehydrochlorideandnitrob;Sulfuric acid, reaction products with aniline, aniline hydrochloride and nitrobenzene, sodium salts
CBNumber:
CB9500644
Molecular Formula:
C18H23ClN3NaO6S
Molecular Weight:
467.9
MDL Number:
MOL File:
101357-32-8.mol
Last updated:2026-05-28 06:12:49
Request For Quotation

NIGROSINE, WATER SOLUBLE, C.I. 50420, FOR MICROSCOPY Properties

bulk density 750kg/m3
storage temp. Store at +5°C to +30°C.
solubility 10 g/L
form Solid
PH 10 (10g/l, H2O, 20°C)
Water Solubility 10g/L
Major Application diagnostic assay manufacturing
hematology
histology
UNSPSC Code 41116130
NACRES NA.21

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H319
Precautionary statements  P264-P280-P305+P351+P338-P337+P313P
WGK Germany  WGK 2 water endangering
HS Code  3204 12 00
Storage Class 11 - Combustible Solids

NIGROSINE, WATER SOLUBLE, C.I. 50420, FOR MICROSCOPY price More Price(1)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 1.15924 Nigrosine(C.I.50420) water-solubleformicroscopyCertistain? 101357-32-8 25g $44.3 2022-05-15 Buy
Product number Packaging Price Buy
1.15924 25g $44.3 Buy

NIGROSINE, WATER SOLUBLE, C.I. 50420, FOR MICROSCOPY Chemical Properties, Uses, Production

Uses

water-soluble for microscopy Certistain(R)

General Description

The dry dye Nigrosin (C.I. 50420) water-soluble for microscopy Certistain, is used for the preparation of a staining solution for the visualization of capsule (negative capsule staining) in bacteriological material of human origin. As a Certistain dye it is chemically quality-certified according to highest standards and strict specifications. As an IVD product and CE registered, it can be used hassle-free in diagnostics and laboratory accreditations. For more details, please see instructions for use (IFU). The IFU can be downloaded from this webpage.

NIGROSINE, WATER SOLUBLE, C.I. 50420, FOR MICROSCOPY Preparation Products And Raw materials

Raw materials

Preparation Products

NIGROSINE, WATER SOLUBLE, C.I. 50420, FOR MICROSCOPY Suppliers

Global Suppliers ( 5)
Supplier Tel Email Country ProdList Advantage
Merck Millipore -- bioscience@merckgroup.com China 6833 58
Merck KGaA -- ordercn@merckgroup.com China 6376 58
Neobioscience Co., Ltd. -- info@neobioscience.com CHINA 6192 58
Service Chemical Inc. -- sales@chemos-group.com Germany 6281 71
Supplier Advantage
Merck Millipore 58
Merck KGaA 58
Neobioscience Co., Ltd. 58
Service Chemical Inc. 71

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enzene,sodiumsalts sulfuricacid,reactionproductswithaniline,anilinehydrochlorideandnitrob Sulfuric acid, reaction products with aniline, aniline hydrochloride and nitrobenzene, sodium salts Solventblack5,water-soluble Einecs 309-930-4 NIGROSINE (C.I. 50420) WATER-SOLUBLE FOR NIGROSINE, WATER SOLUBLE, C.I. 50420, FOR MICROSCOPY WATER SOLUBLE NIGROSINE C.I.ACID BLACK 2 Nigrosine (C.I. 50420) 101357-32-8