Molecular weight: 281 Molecular Formula: C12H11NO5S Formula: Appearance: Yellow white to grey white crystals Purity: 80%MIN Free J Acid Contents: 0.2%MAX Insoluble ...Last Updated: 2008-08-29

We have many types of intermediate for making reactive dyes. If you are interested pls let me know.Last Updated: 2008-08-29

Product Description Purity: 99% min 1, 2 acid: 0.25% max Beta-naphthol: 0.2% max Ash: 0.3% max Initial melting point: 218 c min Insoluble in naoh: 0.1% max Test of ...Last Updated: 2008-08-29

We are the biggest producer & exporter of beta-naphthol in China Beta-Naphthol, Purity: 99.1%. Production capacity: 20, 000mt per year Packing: 25kg bag 20'=17mt ...Last Updated: 2008-08-29

Chemical name: P-aminophenol(4-aminophenol) CAS. NO.: 123-30-8Molecular Formula: C6H7NO Molecular weight: 109.12 Properties Appearance: White or Creamy-White crystal (pure ...Last Updated: 2008-08-29

SODIUM PICRAMATE Appearace: Carmine crystals Usage: Dyestuff intermediteLast Updated: 2008-08-29

Detailed Description Appearance Pure white flake Content 99.96% min. Melting point 62.8 Deg C min. O-PDA 120 ppm max. P-PDA 65 ppm max. Moisture 0.0012% max. ...Last Updated: 2008-08-29

4-Aminoacetanilide Structural formula: CAS: 122-80-5 Molecular formula: C8H10N2O Molecular weight: 150.18 Appearance: White or light red crystal. Melting point: 164-166 ...Last Updated: 2008-08-29

J acid J acid: Dye intermediates, used to produce reactive, direct dyes and to compound the others Dye intermediates.Last Updated: 2008-08-29

Properties: Physical and Chemical Properties: (1)the solubility in water is 0.17% (20C); (2)the solubility in water is 2.40% (60C); (3)insoluble in alcohol and aether; ...Last Updated: 2008-08-29