Benzoic acid, 3,3'-[1,2-ethanediylbis[(3-sulfo-4,1-phenylene)azo]]bis[6-hydroxy-, tetrasodium salt

Benzoic acid, 3,3'-[1,2-ethanediylbis[(3-sulfo-4,1-phenylene)azo]]bis[6-hydroxy-, tetrasodium salt 화학적 특성, 용도, 생산

• 제조 방법

  1,2-Bis(4-nitro-2-sulfophenyl)ethane double nitriding, and 2-Hydroxybenzoic acid (2 Moore) coupled.

• Properties and Applications

  green light yellow. Soluble in water for green light yellow, slightly soluble in alcohol. The strong sulfuric acid for gold in orange, no change after diluted. The dye solution to join strong hydrochloric acid for orange, precipitation; With strong sodium hydroxide solution for gold orange.

Benzoic acid, 3,3'-[1,2-ethanediylbis[(3-sulfo-4,1-phenylene)azo]]bis[6-hydroxy-, tetrasodium salt 준비 용품 및 원자재