Product Name: 2-Diazo-1-naphthol-4-sulfonic acid Molecular Formula: C10H6N2O4S Molecular Weight: 250.23 CAS No.: 20680-48-2 Appearance: dark red crystal Used for production of acid dyestuff ....
Hebei Yongtai Group Co., Ltd., located in Gaocheng, covering 200 acres, mainly engaged in production, R& D and sales of pharmaceutical and dye intermediates, textile chemicals, leather chemicals. ....
Product Name: 6-Nitro-1, 2, 4-diazo acid Molecular Formula: C10H5N3O6S Molecular Weight: 295.23 CAS No.: 5366-84-7 Appearance: golden yellow crystal Used for production of acid dyestuff Monthly....
Product Name: 4, 4' -Diaminobenzenesulphanilide, DASA Molecular Formula: C12H13N3SO2 Molecular Weight: 263.31 CAS No.: 16803-97-7 Appearance: purple crystal ( wet form) pink powder ( dry form) ....
Product Name: 5-Amino-2-[ ( 4-aminophenyl) amino] benzenesulfonic acid Molecular Formula: C12H13N3O3S Molecular Weight: 279.31 CAS No.: 119-70-0 Appearance: blue crystal ( wet form) , grey powder....
Product Name: 2-Chloro-5-nitrobenzenesulfonic acid Molecular Formula: C6H4CLNO5S Molecular Weight: 237.62 CAS No.: 96-73-1 Appearance: monoclinic crystal Dyestuff intermediate, used for....
Product Name: O-Nitroaniline, 2-Nitroaniline, ONA Molecular Formula: C6H6N2O2 Molecular Weight: 138.124 CAS No.: 88-74-4 Appearance: yellow brown flaky crystal Used for production of dyestuff, ....
Product Name: P-Nitroaniline, 4-Nitroaniline, PNA Molecular Formula: C6H6N2O2 Molecular Weight: 138.124 CAS No.: 100-01-6 Appearance: yellow brown fine crystal Used for production of acid dyes, ....