Tianjin Yadong Longxin International Limited

Manufacturer(6)

Tianjin Yadong Longxin International Limited

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j acid (2-amino-5-naphthol-7-sulfonic acid)
Specification: 90%
Detail: The dry of J-acid is grey powder, difficultly soluble in water. Easily soluble alkali-creating correspondence salt. The liquid of its¡¯ sodium salt is blue fluorescence. It¡¯s the chlorine compound of J acid is acicular yellow...

tobias acid (2-amino-1-naphthalenesulfonic acid)
Specification: 97%
Detail: White crystal, melting point is 272¡æ. Difficultly soluble in water, good solubility in hot water. Easily soluble in alkali-creating correspondence sulfonate, then coupling to lithol scarlet with 2-naphthol. Usage: For dyes...

solvent black 7
Specification: 100%
Detail: Nigrosine Oil Soluble C.I. SOLVENT BLACK 7 Appearance: Black Powder Strength:100% Application: Coloring of Plastic Resin, Rubber, Bakelite; Leather Shoe Polish

direct red 23
Specification: Strength :100%-150%
Detail: Product features: 1. Medium red dye with high exhaust rate; 2. Good color fastness, suitable for high-temperature dyeing. Applaction: 1. Dyeing of cotton, viscose, polyester/cotton, wool/viscose and printing of pure silk; ...

direct black 22
Specification: Strength :100%-200%
Detail: Product features: 1. Solubility: 35g/l (80¡æ); 2. Excellent color fastness, economical black dye; 3. Suitable for fixing agent containing copper; 4. Suitable under high temperature and pressure Applaction: Dyeing of c...

direct black 19
Specification: Strength :100%-200%
Detail: Product Features: 1. Good solubility and leveling property; 2. Excellent black dye with little discoloration in the after-treatment; 3. Applicable for pad dyeing and dye with hydrogen peroxide; 4. Medium color fastness; a...


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