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Home Product name listC.I. Direct Black 87

C.I. Direct Black 87

CAS NO.：8015-03-0
Molecular Weight: 0
EINECS: 616-957-8

What is C.I. Direct Black 87?

Preparation

3,3′-Dimethoxylbenzidine double nitriding, and 5-Aminonaphthalene-2-sulfonic acid and 8-Aminonaphthalene-2-sulfonic acid (2 Moore) coupled.

Properties and Applications

blue and black. Soluble in water for red orange brown, soluble in ethanol in red. The strong sulfuric acid for blue-ray purple, diluted to blue. The dye solution to join strong hydrochloric acid as dark blue, precipitation; Add thick sodium hydroxide solution for the red color, have precipitation.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
ISO	4	5	3	3		3-4

Safety information for C.I. Direct Black 87

New Products

4-AMINO-TETRAHYDRO-PYRAN-4-CARBOXYLIC ACID HCL 4-(Dimethylamino)tetrahydro-2H-pyran-4-carbonitrile 4-Aminotetrahydropyran-4-carbonitrile Hydrochloride (R)-3-Aminobutanenitrile Hydrochloride 3-((Dimethylamino)methyl)-5-methylhexan-2-one oxalate 1,4-Dioxa-8-azaspiro[4.5]decane 5-Bromo-2-nitropyridine Nimesulide BP Aceclofenac IP/BP/EP Mefenamic Acid IP/BP/EP/USP Diclofenac Sodium IP/BP/EP/USP Ornidazole IP Diclofenac Potassium THOMAIND PAPER PH 2.0 TO 4.5 1 BOX BUFFER CAPSULE PH 9.2 - 10 CAP SODIUM CHLORIDE 0.1N CVS ALLOXAN MONOHYDRATE 98% PLATINUM 0.5% ON 3 MM ALUMINA PELLETS (TYPE 73) LITHIUM AAS SOLUTION 2-Bromo-1-(bromomethyl)-3-chloro-5-nitrobenzene 2-Bromo-3-nitroaniline N-(3-Hydroxypropyl)-N-methylacetamide 3-Bromo-6-chloropyridazine 4-ethyl-3-nitrobenzoic acid

Related products of tetrahydrofuran

Direct black 75 (C.I. 35870)

Direct black 75 (C.I. 35870)

2-Naphthalenesulfonic acid, 6-amino-3-[[4'-[(4-amino-6-sulfo-1-naphthalenyl)azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-4-hydroxy-, disodium salt

2-Naphthalenesulfonic acid, 6-amino-3-[[4'-[(4-amino-6-sulfo-1-naphthalenyl)azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-4-hydroxy-, disodium salt

disodium 4-amino-3-[(4-aminophenyl)azo]-6-[[4-[[4-amino-6(or 7)-sulphonatonaphthyl]azo]phenyl]azo]-5-hydroxynaphthalene-1-sulphonate

disodium 4-amino-3-[(4-aminophenyl)azo]-6-[[4-[[4-amino-6(or 7)-sulphonatonaphthyl]azo]phenyl]azo]-5-hydroxynaphthalene-1-sulphonate

DIRECT BLACK 9

1,7-Naphthalenedisulfonic acid, 4-amino-6-[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-5-hydroxy-, disodium salt

1,7-Naphthalenedisulfonic acid, 4-amino-6-[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-5-hydroxy-, disodium salt

Direct Black 76

Direct Black 76

DIRECT BLACK 80

DIRECT BLACK 80

5-Amino-3-[[4'-[[4-[(8-amino-1-hydroxy-3,6-disulfo-2-naphtyl)azo]-1-naphtyl]azo]-1,1'-biphenyl-4-yl]azo]-4-hydroxy-2,7-naphthalenedisulfonic acid tetrasodium salt

5-Amino-3-[[4'-[[4-[(8-amino-1-hydroxy-3,6-disulfo-2-naphtyl)azo]-1-naphtyl]azo]-1,1'-biphenyl-4-yl]azo]-4-hydroxy-2,7-naphthalenedisulfonic acid tetrasodium salt

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