Nigrosin water soluble

Catalog No.	Quantity
AAA1814714	25 g
AAA1814722	100 g

Catalog No. AAA1814714 Supplier Thermo Scientific Chemicals Supplier No. A1814714

Description

CAS: 8005-03-6 | C22H14N6Na2O9S2 | 616.49 g/mol

It is employed as a common biological stain for tissues and cells. Used to make inks and shoe-polish and for dyeing leather, wood, textiles, and plastics. The crude mixture of nigrosine hydrochlorides (Phenol Black L) is used to dye phenolic resins. Bases are used to make printing colors and to dye plastics. It finds its use in Dorner?s spore stain, as a negative stain in place of India ink for spirochetes, bacteria, protozoa and fungi. It is also used in compounding resins include phenolic resins, styrenics, polyamides and urea resins.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
It is employed as a common biological stain for tissues and cells. Used to make inks and shoe-polish and for dyeing leather, wood, textiles, and plastics. The crude mixture of nigrosine hydrochlorides (Phenol Black L) is used to dye phenolic resins. Bases are used to make printing colors and to dye plastics. It finds its use in Dorner′s spore stain, as a negative stain in place of India ink for spirochetes, bacteria, protozoa and fungi. It is also used in compounding resins include phenolic resins, styrenics, polyamides and urea resins.

Solubility
Soluble in water, ethanol, oil, nigrosines and fat.

Notes
Store away from oxidizing agents. Keep the container tightly closed and place it in a cool, dry and well ventilated condition.

Specifications

Chemical Identifiers

• CAS: 8005-03-6
• Molecular Formula: C22H14N6Na2O9S2
• Molecular Weight (g/mol): 616.49
• MDL Number: MFCD00044681
• InChI Key: HKBVRFLHNUEVRO-HMDKGIQMSA-L
• PubChem CID: 44134531
• IUPAC Name: disodium;4-amino-3-[(4-nitrophenyl)diazenyl]-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonate
• SMILES: C1=CC=C(C=C1)NN=C2C(=CC3=CC(=C(C(=C3C2=O)N)N=NC4=CC=C(C=C4)[N+](=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]

• Solubility Information: Soluble in water,ethanol,oil,nigrosines and fat.
• Quantity: 25 g
• Chemical Name or Material: Nigrosin, water soluble

Safety and Handling

RTECSNumber	GC4762250
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only