J acid¡ê¡§2-amino-5-naphthol-7-sulfonic acid¡ê©
y itself when in the sodium carbonate solution.
Usage: j acid is one of the important dyestuff intermediates. It is used for production many dyes as the material, such as direct copper blue 151, direct scarlet 23, reactive brown k3r, carbonyl-j-acid and bis-j-acid etc.
On 100% industrial basis
Supplier: K acid, J acid, H acid
Supplier: Direct dyes, acid dyes, direct liquid dyes, dyestuff intermediate, H acid, J acid, J acid urea , tobias acid, sulphur tobias acid
Services: Manufacturer
Buyer: F.C. Acid, PAABSA, metanilic acid
Supplier: H acid, vinyl sulphone, k acid, mpd, beta naphthol, j acid, cyanuric chloride, tobias acid, sulpho tobias acid
English name:2-methyl-3-hydroxy quinoline-4-carboxylic acid Cas no:117-57-7 Molecular formular:c11h9no3 Molecular weight:203.18 Appearance: yellow powdery substance Purity content:99%min Usage: widely used in pharmacy and other organic synthesis Molecular weight:203.18 Package: woven bag with nylon film inside lining, each pack is 25kg.
Naphthol as-irg: Chemical name:4-chloro-2, 5-dimethoxy-acetoaceto anilide Cas no:4433-79-8 Molecular formular:c12h11no4cl Molecular weight:271.7 Physical properties:white crystals.Can be dissloved hot sodium hydroxide solution Appearance:white powder Purity: 99% Molecular weight:271.7 Pack:25kg/woven bag
N, n-dimethylaniline: M.P:2.5 centigrade B.P.:193.5 centigrade Molecular weight:121.18 Appearance:pale yellow-brown oily liquid Purity content:99%min Pack:190kg iron drum Packing:190 kg orin drum
English name: 2-naphthylamine-1-sulfonic acid Cas no:81-16-3 Molecular formular:c10h9no3s Molecular weight:239.25 Appearance: pink needle crystal Package:25kg in pp woven bag Package:25kg in pp woven bag.
Supplier: Organic chemicals, dyes & pigments intermediates, beta naphthol, tobias acid, j acid, DMA, DEA, EBA, EBASA, naphthols & bases
High purity & stable production CAS No. 135-19-3 Application: intermediate for dyestuffs & pigments Tobais acid, J acid azo dyes, used as antiseptic and antioxidant. Packing:25kg/500KG bag net weight, inner PE outer PP,with/without pallet.
