ChemicalBook > CAS DataBase List > Acid Black 2

Acid Black 2

Product Name
Acid Black 2
CAS No.
8005-03-6
Chemical Name
Acid Black 2
Synonyms
GRAY B;GRAY R;GRAY BB;NIGROSIN;CI 50420;NIGROSINE;NEGROSINE;NIGROSENE;ACID BLACK;STEEL GRAY
CBNumber
CB9761571
Molecular Formula
NULL
Formula Weight
0
MOL File
Mol file
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Acid Black 2 Property

storage temp. 
Store at RT.
solubility 
H2O: soluble
form 
powder
color 
Red-black to black
Water Solubility 
SOLUBLE
λmax
570 nm
Stability:
Stable. Combustible. Incompatible with strong oxidizing agents.
Biological Applications
Diagnostic assay; rodenticide
LogP
1.468 (est)
EPA Substance Registry System
C.I. Acid Black 2 (8005-03-6)
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Safety

Hazard Codes 
Xi,T
Risk Statements 
43-45
Safety Statements 
36/37-24/25-24-22-45-53
WGK Germany 
3
RTECS 
GC4762250
TSCA 
Yes
HS Code 
32041200
Hazardous Substances Data
8005-03-6(Hazardous Substances Data)
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
N4754
Product name
Nigrosin water soluble
Purity
Foruseasabiologicalstain
Packaging
100g
Price
$89.3
Updated
2024/03/01
TCI Chemical
Product number
N0782
Product name
Nigrosine (Water soluble)
Packaging
25g
Price
$22
Updated
2024/03/01
Alfa Aesar
Product number
A18147
Product name
Nigrosin water soluble
Packaging
25g
Price
$27.7
Updated
2024/03/01
Alfa Aesar
Product number
A18147
Product name
Nigrosin water soluble
Packaging
100g
Price
$65
Updated
2024/03/01
Chem-Impex
Product number
01426
Product name
Nigrosine (Water soluble)
Packaging
25G
Price
$22.13
Updated
2021/12/16
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Acid Black 2 Chemical Properties,Usage,Production

Chemical Properties

black crystals or powder

Uses

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.

Definition

ChEBI: Amido Black 10B is an organic sodium salt resulting from the formal condensation of Amido Black 10B (acid form) with two equivalents of sodium hydroxide. It has a role as a histological dye. It contains a 4-amino-5-hydroxy-3-[(p-nitrophenyl)azo]-6-(phenylazo)-naphthalene-2,7-disulfonate.

Preparation

will all grades of alcohol solution aniline Black (C.I.Solvent Black 5, C.I. 50415) stlfonation, again into their products for all kinds of sodium salt.

Properties and Applications

black. Black with flash in the granular, a violet is soluble in water, soluble in ethanol is blue. The strong sulfuric acid dyes is blue, it will be diluted and the generated purple precipitation. Blue light purple in aqueous solution, and sodium hydroxide show dark purple precipitation. Mainly used for leather dyeing. Also applies to paper, wood, soap, electrical-controlled aluminum, wool and silk dyeing of content, but also can be used in the manufacture of ink.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 5 4 4

Acid Black 2 Preparation Products And Raw materials

Raw materials

Alcohol soluble aniline black Nitrophenol Cresol Aniline Nitrobenzene Sodium hydroxide Sulfuric acid

Preparation Products

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Acid Black 2 Suppliers

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View Lastest Price from Acid Black 2 manufacturers

Hebei Guanlang Biotechnology Co,.LTD
Product
Acid black 2 8005-03-6
Price
US $15.00/KG
Min. Order
1KG
Purity
100%
Supply Ability
5000
Release date
2021-06-24
Winchem industrial co limited
Product
Acid Black 2 8005-03-6
Price
US $0.00/kg
Min. Order
25kg
Purity
1
Supply Ability
20MT
Release date
2022-12-20
TIANJIN XIANGRUI DYESTUFF CO.,LTD
Product
Nigrosine Black, Acid Black 2 8005-03-6
Price
US $3.00/kg
Min. Order
25kg
Purity
99%
Supply Ability
20 tons
Release date
2022-10-27

8005-03-6, Acid Black 2Related Search:

Acid Black 210 ACID BLACK,ACID BLACK 1 Acid Black 158 Ethyl 2-(Chlorosulfonyl)acetate Folic acid ACID YELLOW 99 ACID YELLOW 17 ACID YELLOW 25 (C.I. 18835) Acid Blue 83 sodium bis[2-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]benzoato(2-)]chromate(1-) sodium 5-[(2-hydroxynaphthyl)azo]naphthalenesulphonate ACID RED 195 Acid Violet 109 ACID YELLOW 11 Acid Red 18 Acid Red 73 ACID BLUE 80 Acid Violet 43

  • ACID BLACK 2
  • ACID BLACK
  • NIGROSINE, WATER SOLUBLE, CERTIFIED, PURE
  • Nigrosine G
  • Nigrosine WSJ
  • Nigrosine (acid black 2)
  • Nigrosine,pure,water soluble
  • Nigrosine,pure,water soluble, certified
  • Nigrosine,pure,water soluble, high purity biological stain
  • Nigrosine WLL
  • Orient Nigrosine BR
  • Orient Nigrosine OZ
  • Triacid Nigrosine WS.
  • SILVER GRAY
  • STEEL GRAY
  • NIGROSINE
  • NIGROSINE B
  • NIGROSINE, WATER SOLUBLE
  • NIGROSIN
  • NIGROSIN STAIN
  • NIGROSIN, WATER SOL
  • NIGROSIN WATER SOLUBLE
  • NIGROSIN W, WL
  • Adcnigrosine Black B
  • Acid Black Wr
  • Conacid Black B
  • Cramity 81
  • Dyacid Nigrosine Nbs Xtals
  • Dycosacid Nigrosine Nbl (bluish)
  • Dycosacid Nigrosine nbl (reddish)
  • Nigrosine (crystals)nbl(blush)
  • Nigrosine (crystals)nbl (reddish)
  • Nigrosine Cbrs
  • Nigrosine crystals
  • Nigrosine Nb
  • Nigrosine Nb conc
  • Nigrosine Nbss Water Soluble
  • Nigrosine Nn water Soluble
  • Nigrosine wlah
  • Nigrosine Wlf Uncut
  • Nigtrosine Ws
  • Nubian Black Pa 9801
  • Nubian Black Pa9803
  • Oil Black Fs Special
  • Orient Nubian Black Pa 9801
  • Orient Nubian Black Pa 9803
  • Orient Water Black R 456
  • Orientwater Black R 500
  • Orientwater Black R 510
  • Pacid Black 2
  • Pacid Leather Black
  • Sandopel Basic Black bhln
  • Vicoacid Nigrosine Black
  • Victacid Nigrosine Black Crystals
  • Water Black 179128
  • Water Blackr455
  • Water Blackr 500
  • Water Blackr 510