Direct Green 22

Direct Green 22 Struktur
CAS-Nr.
Englisch Name:
Direct Green 22
Synonyma:
Direct Green 22;C.I.Direct Green 22:C.I.31775
CBNumber:
CB29702985
Summenformel:
Molgewicht:
0
MOL-Datei:
Mol file

Direct Green 22 Eigenschaften

Sicherheit

Direct Green 22 Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

4-(4-Aminophenyl)benzenamine double nitriding, first coupled with 2-Hydroxybenzoic acid, And then with 8-Aminonaphthalene-2-sulfonic acid coupling, its product to diazo, and 4,5Dihydroxynaphthalene-1-sulfonic acid ?coupling.

Properties and Applications

dark green to olive green. Soluble in water for olive green, and adequate soluble in ethanol for green light. The strong sulfuric acid for violet black, diluted for Light gray Light green. The dye solution to join strong hydrochloric acid for olive; Add thick sodium hydroxide solution for olive brown.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3-4 3 3 1-2 2-3

Direct Green 22 Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte


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