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INTERMEDIATES DYES
# Product Name Chemical Name CAS No.
13 4-NADPSA 4- NITRO 4- AMINO DIPHENYLAMINE 2- SULPHONIC ACID
or
4'AMINO-4'-NITRODIPHENYLAMINE-2-SULFONIC ACID
118-87-6 91-29-2
14 F.C.ACID 4:4' DIAMINO DIPHENYL AMINE 2 SULPHONIC ACID -
15 DASA 4-4' DIAMINO BENZSULFANILIDE -
16 4 CAP 4-CHLORO-2-AMINO PHENOL -
17 4-ADPSA 4-AMINO DIPHENYLAMINE 2-SULPHONIC ACID 91-30-5
18 4-NAPSA 4-NITRO-2-AMINOPHENOL-6-SULPHONIC ACID
or
2-AMINO-4-NITROPHENOL
99-57-0
19 4-ADPSA(NS) 4-NITRO-2-AMINOPHENOL-6-SULPHONIC ACID (Na SALT) -
20 4-CAPSA 4-CHLORO 2 AMINO PHENOL 6 SULPHONIC ACID -
21 1:2:4 ACID DIAZO 1-DIAZO-2-NAPHTHOL -4-SULPHONIC ACID

PARA AMINO AZO BENZENE 4 SULPHONIC ACID
887-76-3

104-23-4
22 P.A.A.B.4.S.A. PARA AMINO AZO BENZENE 4 SULPHONIC ACID 104-23-4
23 6-CAPSA 6 CHLORO 2 AMINO PHENOL 4 SULPHONIC ACID -
24 ACETYL H. ACID - -