| NAME | Chemical Name | CAS No | Molecular Weight (MW) | Physical Appearance | PURITY (BY NV/CV/HPLC) | INSOLUBLES | Others |
| H ACID | 1-AMINO-8-NAPHTHALENE-3,6-DISULFONIC ACID | 5460-09-3 | 319 | CREAMISH DRY POWDER | 80 % MIN BY N.V. | 0.10 % MAX | HPLC – 97 % MIN |
| H ACID (FREE ACID) | 1-AMINO-8-NAPHTHALENE-3,6-DISULFONIC ACID | 5460-09-3 | 341 | CREAMISH DRY POWDER | 80 % MIN BY N.V. | 0.10 % MAX | HPLC – 97 % MIN |
| DASA | 4,4 – DIAMINO SULFANILIDE | 16803-97-7 | 263 | LIGHT TO DARK PINK POWDER | 92 % MIN BY N.V. | 0.20 % MAX | PPDA CONTENT : 0.20% SULFANILIC ACID : 0.50% MAX |
| SULPHO J ACID | 2-AMINO-5-NAPHTHOL-1-7-DISULPHONIC ACID | 6535-70-2 | 319 | GREY COLOR POWDER | 60 % MIN BY N.V. | 0.50 % MAX | J ACID CONTENT : 1% MAX. |
| 2R ACID | SULPHO GAMMA ACID | 90-40-4 | 319 | LIGHT GREY OR WHITE DRY POWDER | 60 % MIN BY N.V. | 0.20 % MAX | 96 % MIN BY HPLC |
| KOCH ACID | 1-NAPHTHYL AMINE 3,6,8-TRISULPHONIC ACID | 117-42-0 | 383 | CREAMISH BROWN MOIST POWDER | 70 % MIN | 0.10 % MAX | |
| M ACID | 2,6-DIAMINO MESITYLENE 4-SULFONIC ACID | 32432-55-6 | 230 | CREAMISH DRY POWDER | 92 % MIN BY N.V. | 0.20 % MAX | |
| BRONNER’S ACID | 6-AMINO-2-NAPHTHALENESULFONIC ACID | 93-00-5 | 223 | OFF WHITE TO GREYISH POWDER | 90% MIN BY C.V. (DRY POWDER) 65% MIN BY C.V. (MOIST POWDER) |
0.20 % W/V MAX (IN METHANOL) | SCHAFFER ACID CONTENT : 0.50% MAX AMIDO G CONTENT : 0.20% MAX BNA CONTENT : 100PPM DIAZO : CLEAR SOLUTION |
| F.C. ACID | 4,4-DIAMINO DIPHENYL -2- SULPH ACID | 119-70-0 | 279 | BLUISH GREY COLORED DRY MATERIAL | 92 % MIN BY N.V. | 0.10 % MAX | HPLC – 96 % MIN |
| BDSA | BENZIDINE-2,2-DISULFONIC ACID | 117-61-3 | 344 | PALE YELLOW TO OFF WHITE MOIST CRYSTALLINE POWDER | 75 % MIN | 0.30 % MAX | |
| METANILIC ACID | 1-AMINO-3-BENZENE SULPHONIC ACID | 121-47-1 | 173 | WHITE TO OFF WHITE DRY POWDER | 98 % MIN | 0.20 % MAX | |
| 4-CHLORO METANILIC ACID | 3-AMINO 6-CHLORO BENZENE SULFONIC ACID | 88-43-7 | 207.5 | OFF WHITE TO PINKISH WHITE | 80 % MIN MOIST & 98 % MIN DRY POWDER | 0.20 % MAX | |
| 6-CHLORO METANILIC ACID | 3-AMINO 6-CHLORO BENZENE SULFONIC ACID | 98-36-2 | 207.5 | DULL WHITE COLOR TO PINKISH WHITE | 80 % MIN MOIST & 98 % MIN DRY POWDER | 0.20 % MAX | |
| RESIST SALT | SODIUM 3-NITROBENZENESULPHONATE | 127-68-4 | 225.2 | WHITE TO OFF WHITE FREE FLOWING GRANULES | 96 % MIN | 0.10 % MAX | |
| MUA | META UREIDO ANILINE | 59690-88-9 | 151 | OFF WHITE COLOUE WET CAKE | 65 % MIN BY N.V. | 0.20 % MAX | |
| MPDSA | META PHENYLENE DIAMINE-4-SULPHONIC ACID | 88-63-1 | 188 | LIGHT GREY WHITE POWDER | 98 % MIN | 0.20 % MAX | |
| MPDDSA | M-PHENYLENE DIAMINE-4,6-DISULPHONAMIDE | 137-50-8 | 268 | GREY CRYSTALLINE POWDER | 80 % MIN BY N.V. DRY & 65 % MIN WET | ||
| ACETYL MPDSA | 3 AMINO ACETANILIDE 4 SULFONIC ACID | 88-64-2 | 230.24 | LIGHT GREY BEAIGE POWDER | 90 % MIN BY N.V. | 0.20 % MAX | |
| GAMMA ACID | AMINO 8 NAPTHOL 6 SULFONIC ACID | 90-51-7 | 239 | LIGHT GREY DRY POWDER | 90 % MIN BY C.V. | 0.20 % MAX | |
| N-METHYL GAMMA ACID | 1-NAPHTHOL 3- SULPHONIC ACID 7-METHYL AMINO | 6259-53-6 | 253.3 | LIGHT BROWN TO GREY DRY MATERIAL | 75 % MIN BY C.V. | 0.20 % MAX | |
| MSPG | M-SULFHO PHENYL GAMMA ACID | 25251-42-7 | 395.41 | OFF WHITE TO GREY POWDER | 80 % MIN BY N.V. | 0.50 % MAX | |
| J ACID | 6-AMINO-1-NAPHTHOL-3-SULPHONIC ACID | 87-02-5 | 239 | LIGHT GREY TO GREY CRYSTALS | 90 % MIN | 0.20 % MAX | |
| N-PHENYL J-ACID | N-PHENYL J-ACID | 119-40-4 | 315 | GREENISH GREY POWDER | 90 % MIN BY C.V. | 0.50 % MAX | |
| NMJ | N-METHYL J-ACID | 22346-43-6 | 253 | BROWN POWDER | 90 % MIN BY C.V. | 0.20 % MAX | |
| DI J ACID | RHODULINE ACID | 87-03-6 | 461.46 | GREENISH GREY POWDER | 65 % MIN BY C.V. | 0.50 % MAX | |
| VS PARA ESTER | VINYL SULFONE PARA BASE ESTER | 2494-89-5 | 281 | OFF WHITE COLOR POWDER | 94 % MIN BY N.V. | 0.20 % MAX | |
| SULPHO VS | SULPHONATED VINYL SULPHONE PARA BASE | 42986-22-1 | 361.37 | LIGHT BROWN COLOR MOIST CAKE | 67 % MIN BY N.V. | 0.50 % MAX | |
| OAVS | VINYL SULPHONE ESTER ORTHO ANISIDINE BASE | 10079-20-6 | 311 | GREYISH TO PINKISH POWDER | 92 % MIN BY N.V. | 1.00 % MAX | 90 % MIN BY HPLC |
| PCVS | PARA CRESEDINE VINYL SULPHONE | 21635-69-8 | 325 | WHITE TO GRY DRY POWDER | 93 % MIN BY N.V. | 1.00 % MAX | |
| 2:5 DMAVS | VINYL SULF ESTER 2:5 DIMETHOXY ANILINE | 26672-24-2 | 341 | WHITE TO GRY DRY POWDER | 94 % MIN BY N.V. | 1.00 % MAX | |
| V. S. PYRAZOLONE | OXYETHYL SULFONE PYRAZOLONE | 21951-34-8 | 362 | WHITE DRY POWDER | 98 % MIN BY N.V. | 1.00 % MAX | |
| K ACID | 2- NAPTHYLAMINE 3,6,8-TRISULPHONIC ACID | 118-03-6 | 383 | LIGHT YELLOWISH POWDER | 65 % MIN BY N.V. | 0.20 % MAX | |
| EK ACID | EUROPEAN K. ACID | 130-23-4 | 341 | OFF WHITE COLORED POWDER | 75 % MIN | 0.20 % MAX | 97 % MIN BY HPLC |
| 1,4-SPCP | 1,4-SULPHOPHENYL 3 CARBOXY 5 PYRAZOLONE | 118-47-8 | 284.25 | WHITE TO PALE YELLOW POWDER | 90 % MIN BY N.V. | 0.20 % MAX | |
| 1,4-SPMP | 1,4-SULPHOPHENYL 3 METHYL-5-PYRAZOLONE | 89-36-1 | 254.3 | OFF WHITE TO CREAM COLOR WET POWDER | 70 % MIN | 0.20 % MAX | 99 % MIN BY HPLC |
| 2,5-DCSPMP | 1-(2:5 DICHLORO-4-SULPHOPHENYL)-3-CARBOXY-5-PYRAZOLONE | 84-57-1 | 323.2 | LIGHT CREAMISH POWDER | 80 % MIN BY N.V. | 0.20 % MAX | |
| PNA | PARA NITRO ANILINE | 100-01-6 | 138 | GREENISH BROWN CRYSTALLINE POWDER | 90 % MIN BY N.V. | 0.30 % MAX | 99 % MIN BY HPLC |
| 2,5-DCPNA | 2,5-DICHLORO PARA NITRO ANILINE | 6627-34-5 | 207.1 | ||||
| OCPNA | ORTHO CHLORO PARA NITRO ANILINE | 121-87-9 | 172.57 | YELLOW CRYSTALLINE POWDER | 99 % MIN | 0.20 % MAX | |
| 2,6-DBPNA | 2,6-DIBROMO-4-NITROANILINE | 827-94-1 | 259.92 | SLIGHT PALE YELLOW CRYSTAL POWDER | 97 % MIN | 0.20 % MAX | |
| 2,6-DCPNA | 2,6-DICHLORO PARA NITRO ANILINE | 99-30-9 | 207 | YELLOW POWDER | 97 % MIN | ||
| 2-CAP | 2-CHLORO-4-AMINO PHENOL | 3964-52-1 | 143.57 | OFF WHITE CRYSTALLINE POWDER | 98 % MIN BY HPLC | ||
| 4-CAP | 4-CHLORO-2-AMINO PHENOL | 95-85-2 | 143.57 | GREY TO BEIGE TO BROWN CRYSTALLINE POWDER | 98 % MIN | ||
| 4-NAP | 4-NITRO-2-AMINO PHENOL | 99-57-0 | 154.13 | YELLOWISH GREEN COLOURED MOIST POWDER | 60 % MIN | 0.5 % MAX | 98 % MIN BY HPLC |
| 5-NAP | 5-NITRO-2-AMINO PHENOL | 121-88-0 | 154.13999999999999 | BROWN DRY CRYSTALLINE POWDER | 98 % MIN | 0.20 % MAX | |
| BLUE B BASE | ORTHO DI ANISIDINE BASE | 119-90-4 | 244.32 | PINK COLOR POWDER | 95 % MIN | 98 % MIN BY HPLC | |
| CHROMOTROPIC ACID | 4,5 – DIHYDROXYNAPHTHALENE-2,7 DISULFONIC ACID | 3888-44-6 | 342.28 | LIGHT GREY TO BROWN POWDER | 92 % MIN | 0.20 % MAX | 99 % MIN BY HPLC |
| OAPSAMIDE | 2-AMINO PHENOL-4-SULPHONAMIDE | 98-32-8 | 188 | OFF GRAY COLOUR CRYSTALLINE POWDER | 98 % MIN BY N.V. | 0.20 % MAX | |
| ANTHRANILIC OPSAMIDE | 2-AMINOPHENOL-4-(2-CARBOXY)SULFONANILIDE | 91-35-0 | 308.3 | BEIGE TO LIGHT BROWN POWDER | 98 % MIN | 0.20 % MAX | |
| METHYL OPSAMIDE | 2-AMINO PHENOL-N-METHYL-4-SULPHONAMIDE | 80-23-9 | 202.23 | 0.15 % MAX | 98 % MIN BY HPLC | ||
| ANTHRANILIC ACID – 99% | 2-AMINOBENZOIC ACID | 118-92-3 | 137.1 | OFF WHITE WET POWDER | 98 % MIN BY N.V. | ||
| 4-SAA | 4-SULPHO ANTHRANILIC ACID | 98-43-1 | 217 | CREAM BROWN COLORED POWDER | 65 % MIN BY N.V. | 0.20 % MAX | 90 % MIN BY HPLC |
| 5-SAA | 5-SULPHO ANTHRANILIC ACID | 3577-63-7 | 217 | LIGHT YELLOW POWDER | 85 TO 90 % BY N.V. | 0.5 % MAX | |
| HYDRAZONE OF 4-SAA | HYDRAZONE OF 4-SULFO ANTHRANILIC ACID | 118969-69-2 | 320 | ||||
| HYDRAZONE OF 5-SAA | HYDRAZONE OF 5-SULFO ANTHRANILIC ACID | 68645-45-4 | 320 | WET CAKE | 65 % MIN | 0.20 % MAX | |
| COPPER FORMAZONE BLUE OF 4-SAA | COPPER FORMAZONE BLUE OF 4-SULFO ANTHRANILIC ACID | 77840-01-8 | 641 | WET CAKE POWDER | 60 % MIN BY N.V. | ||
| ACDMA | 5-AMINO-2-CHLORO-N-(2,4-DIMETHYLPHENYL)-BENZENESULFONAMIDE | 71215-81-1 | 310.5 | GREY TO WHITE POWDER | 95 % MIN BY N.V. | ||
| PAABSA | P-AMINO AZO BENZENE-4-SULPHONIC ACID | 104-23-4 | 277 | LIGHT ORANGE COLOUR POWDER | 95 % MIN | 0.20 % MAX | |
| G SALT | 2-NAPHTHOL 6,8-DISULPHONIC ACID | 842-18-2 | 343 | OFF WHITE MOIST POWDER | 78 % MIN | 0.20 % MAX | |
| R – SALT | 2-NAPTHOL-3,6-DISULPHONIC ACID | 135-51-3 | 348 | CREAMISH WHITE COLOUR POWDER | 60 % MIN | 0.20 % MAX | |
| VIOLET ACID | 1-NAPTHOL-3,6-DISULPHONIC ACID | 578-85-8 | 304 | LIGHT PINK POWDER | 55 % MIN BY C.V. | 0.25 % MAX | |
| PERI ACID | 8-AMINO-1-NAPHTHALENE SULFONIC ACID | 82-75-7 | 223.25 | DARK GREEN TO DARK BROWN TO BLACK | 75 % MIN | 97 % MIN BY HPLC | |
| PHENYL PERI ACID | 1-PHENYLAMINO-8- NAPTHALENE SULFONIC ACID | 82-76-8 | 299.33999999999997 | DARK GREY POWDER | 70 % MIN | ||
| A24DSA | ANILINE-2,4-DISULPHONIC ACID | 137-51-9 | 253.25 | WHITE COLORED MOIST CRYSTALLINE POWDER | 75 % MIN | ||
| ADSA | ANILINE-2,5-DISULPHONIC ACID | 98-44-2 | 253 | WHITE COLORED POWDER | 80 % MIN | 0.15 % MAX | |
| PAA | PARA-AMINO ACETANILIDE | 122- 80-5 | 150 | PINKISH WHITE CRYSTALLINE POWDER | |||
| PAA3SA | P-AMINO ACETANILIDE-3-SULFONIC ACID | 96-78-6 | 230 | PINKISH WHITE TO PINKISH VIOLET | MOIST : 70 % MIN & DRY-85 % MIN | ||
| PAAB34DSA | PARA AMINO AZO BENZENE 3,4 -DISULPHONIC ACID | 101-50-8 | 357 | ||||
| MAA | META-AMINO ACETANILIDE | 102-28-3 | 150 | ||||
| MAP | 3-AMINO PHENOL | 591-27-5 | 109 | OFF WHITE COLORED POWDER | 90 % MIN | 99 % MIN BY HPLC | |
| 2,5-DATS | 2,5-DIAMINO TOLUENE SULPHATE | 615-50-9 | 220.24 | OFF WHITE TO PINKISH WHITE DRY POWDER | 98 % MIN BY ASSAY | 0.20 % MAX | |
| 2-CHLORO PPD SULPHATE | 2-CHLORO P-PHENYLENEDIAMINE SULPHATE | 6219-71-2 | 240.5 | WHITE TO PINKISH WHITE POWDER | 98 % MIN | ||
| 2-NITRO-PPD | 2-NITRO PARA PHENYLENE DIAMINE | 5307-14-2 | 153.13999999999999 | DARK GREEN POWDER | 98 % MIN BY GC | ||
| PPD | P-PHENYLENE DIAMINE | 106-50-3 | 108.14 | WHITE- PINKISH GREY POWDER | 99 % MIN BY N.V. | ||
| 2,5-DMPPD | 2,5-DIMETHYL-P-PHENYLENEDIAMINE | 6393-01-7 | 136.19999999999999 | ||||
| PPD25DSA | P-PHENYLENE DIAMINE-2,5-DISULFONIC ACID | 7139-89-1 | 268 | GREY TO LIGHT GREY POWDER | 85 % MIN | ||
| PPDOSA | P-PHENEYLENE DIAMINE-2-SULFONIC ACID | 88-45-9 | 188 | OFF WHITE TO LIGHT VIOLET POWDER | 98 % MIN | ||
| 2,4-DNCB | 2,4- DINITRO CHLORO BENZENE | 97-00-7 | 202.5 | YELLOW COLOR FLAKES | 98 % MIN BY GC | 0.20 % MAX | |
| 2,5-DCNB | 2,5-DICHLORO NITRO BENZENE | 89-61-2 | 192 | YELLOW POWDER | 98 % MIN BY GC | ||
| 1,6-CLEVE’S ACID | 5-AMINO-2-NAPHTHALENE SULFONIC ACID | 119-79-9 | 223.25 | GREY RED POWDER | 98 % MIN | 0.30 % MAX | |
| 1,7-CLEVE’S ACID | 8-AMINO-2-NAPHTHALENE SULFONIC ACID | 119-28-8 | 223.25 | 85 % MIN BY N.V. | |||
| MIXED CLEVE’S ACID | 1 NAPHTHALAMINE 6,7-SULPHONIC ACID | 51548-48-2 | 223.2 | GREYISH POWDER | 93 % MIN | 0.20 % MAX | |
| 4-NAPSA | 4-NITRO-2-AMINO PHENOL-6-SULFONIC ACID | 96-67-3 | 234.2 | BROWN POWDER | 83 % MIN BY N.V. | ||
| 6-NAPSA | 6-NITRO-2-AMINO PHENOL-4-SULFONIC ACID | 96-93-5 | 234 | GREEN TO PALE YELLOW POWDER | 75 % MIN BY ASSAY | ||
| 4-ADAPSA | 4-AMINO DIPHENYLAMINE-2-SULFONIC ACID | 91-30-5 | 264 | GREY TO LIGHT GREY POWDER | 90 % MIN | ||
| 4-NADPSA | 4-NITRO-4-AMINO DIPHENYLAMINE 2-SULPHONIC ACID | 91-29-2 | 309 | REDDISH BROWN TO GREENISH BROWN | 88 % MIN | ||
| 4-CAPSA | 4-CHLORO-2-AMINO PHENOL-6-SULPHONIC ACID | 88-23-3 | 223.5 | LIGHT BROWN MOIST POWDER | 65 % MIN BY N.V. | 0.10 % MAX | 98 % MIN BY HPLC |
| 6-CAPSA | 6-CHLORO-2-AMINO PHENOL-4-SULPHONIC ACID | 5857-94-3 | 223.5 | ||||
| SULPHANILIC ACID | SULPHANILIC ACID (TECHNICAL/PURIFIED) | 121-57-3 | 173.2 | WHITE CRYSTALLINE POWDER | 99 % MIN | 0.20 % MAX | |
| 2-ACETAMIDOPHENOL | N-ACETYL-O-AMINO PHENOL | 614-80-2 | 151 | ||||
| 2-PYRIDON | 3-CARBOMYL-4-METHYL-6-HYDROXY-1-ETH | 29097-12-9 | 196.2 | SLIGHT CREAMISH WHITE POWDER | 98 % MIN | ||
| 2,5-DCASA | 2,5 DICHLORO ANILINE 4-SULPHONIC ACID | 88-50-6 | 242 | WHITE CRYSTALLINE POWDER | 65 % MIN BY N.V. | 0.10 % MAX | 99 % MIN BY HPLC |
| 3-AMINO BENZOYL H-ACID | META-AMINO BENZOYL H-ACID | – | 423 | GREYISH POWDER | 65 % MIN BY C.V. | 0.20 % MAX | |
| 3-AMINO BENZOYL K-ACID | META AMINO BENZOYL K ACID | 70239-77-9 | 438 | GREENISH GREY POWDER | 70 % MIN BY N.V. | 0.20 % MAX | |
| 3,5-DCA | 3,5-DICHLORO ANILINE | 626-43-7 | |||||
| 4-CHLORO MPD | 4-CHLORO META PHENYLENE DIAMINE | 5131-60-2 | 142.59 | GREY OR DARK PURPLE POWDER | |||
| 4-HMQ | 4-HYDROXY N-METHYL-2-QUINOLONE | 1677-46-9 | 175.18 | ||||
| 4-NITRO-MPD | 4-NITRO-1,3-PHENYLENE DIAMINE | 5131-58-8 | 153.13999999999999 | ||||
| 4-NITRO-OPD | 4-NITRO-1,2-PHENYLENE DIAMINE | 99-56-9 | |||||
| 4,6-DCAP | 4,6-DICHLORO-2-AMINO PHENOL | 527-62-8 | |||||
| 6-Acetyl OAPSA | 6-ACETYLAMINE-2-AMINO PHENOL-4-SULFONIC ACID | 40306-75-0 | 246 | LIGHT ORANGE MOIST POWDER | 85 % MIN GBY N.V. | 0.15 % MAX | |
| 6-CHLORO 4NAP | 6-CHLORO-4-NITRO-2-AMINO PHENOL | 6358-09-04 | 188.57 | YELLOW GREEN MOIST POWDER | 98 % MIN BY GC | ||
| 6-NITRO 4CAP | 6-NITRO-4-CHLORO-2-AMINO PHENOL | 6358-08-3 | 188.57 | YELLOW TO ORANGE TO RED TO BROEN CRYSTAL OR POWDER | 98 % MIN BY HPLC | ||
| 6-NITRO BENZOXAZOLONE | 6-NITRO BENZOXAZOLONE | 4694-91-1 | 180 | ||||
| ACETYL BROENERS ACID | 6-ACETAMIDO-2-NAPHTHALENE SULFONIC ACID | 68189-32-2 | 265 | PINKISH BROWN DRY POWDER | 75 % MIN BY ASSAY | 0.20 % MAX | |
| ACETYL DASA | – | ||||||
| ACETYL F.C. ACID | – | ||||||
| ACETYL GAMMA ACID | 2-ACETAMIDO-8-NAPHTHOL-6-SUFONIC ACID | 6361-41-7 | 281 | GREENISH BROWN POWDER | 65 % MIN BY ASSAY | ||
| ACETYL H-ACID | 1-ACETYLAMINO-2-NAPHTHOL-3-6 DISULPHONIC ACID | 16698-16-1 | |||||
| ACETYL J-ACID | 2-ACETAMIDO-5-HYDROXY-7-NAPHTHALENE SULFONIC ACID | 6334-97-0 | 281 | GREY POWDER | 80 % MIN BY ASSAY | ||
| ACETYL PPDSA | P-AMINO ACETANILIDE-2-SULFONIC ACID | 6973-05-3 | 230 | OFF WHITE TO PINKISH WHITE | 80 % MIN MOIST & 90 % MIN DRY | ||
| AMIDO EPSILON ACID | 1,6-NAPHTHALENE DISULFONICACID, 8-AMINO-,SODIUM SALT (1:1) | 74543-22-9 | 303 | 75 % MIN PURITY | 0.20 % MAX | 96 % MIN BY HPLC | |
| AMIDO G ACID | 2-NAPHTHYLAMINE 6,8-DISULFONIC ACID | 86-65-7 | 303.32 | ||||
| ARMSTRONG ACID | NAPTHALENE-1,5-DISULPHONIC ACID | 81-04-9 | 288 | OFF WHITE MOIST POWDER | 85% | ||
| BENZOXAZOLONE | 2-BENZOXAZOLINONE | 59-49-4 | |||||
| BENZOYL H-ACID | 4-BENZAMIDO-5-HYDROXY-2,7-NAPHTHALENE DISULPHONIC ACID | 117-46-4 | 423 | OFF WHITE MOIST POWDER | 60 % MIN BY N.V. | ||
| BENZOYL J ACID | 2-BENZOYLAMINO – 5-NAPTHOL 7-SULPHONIC ACID | 132-87-6 | |||||
| BENZOYL MPDSA | – | ||||||
| CHICAGO ACID | 8-AMINO-1-NAPHTHOL-5,7-DISULFONIC ACID | 82-47-3 | |||||
| CHLORANIL | CHLORANIL | 118-75-2 | 246 | GOLDEN YELLOW COLOR CRYSTALLINE POWDER | 99 % MIN BY HPLC/GC | ||
| DABA | 4,4-DIAMINO BENZANILIDE | 785-30-8 | 227.27 | OFF WHITE TO GREY BEIGE POWDER | |||
| DICHLONE | 2,3′ – DICHLORO-1,4′ – NAPHTHAQUINONE | 117-80-6 | 227.05 | LIGHT GOLDEN YELLOW CRYSTALLINE POWDER | 98.50 % MIN BY HPLC | ||
| DNSDA | 4,4 DINITRO STILBENE -2,2-DISULPHONIC ACID | 128-42-7 | |||||
| DTPTSA | DEHYDROTHIO-P-TOLUIDINE SULFONIC ACID | 130-17-6 | 320 | YELLOW PRESS CAKE | 77 % MIN BY N.V. | ||
| EPSILON ACID | 1 NAPTHOL-3,8′-DISULPHONIC ACID | 117-43-1 | 304 | LIGHT GREY TO PNK POWDER | 50 % MIN BY C.V. | 0.20 % MAX | |
| HYDRAZO BENZENE | 1,2-DIPHENYLHYDRAZINE | 122-66-7 | |||||
| LAURENT ACID | 1-NAPHTHYLAMINE-5-SULFONIC ACID | 84-89-9 | 223.2 | GREYISH DRY POWDER | 85 % MIN BY N.V. | ||
| MAAMSA | METHOXY AMINO AZO BENZENE M-SULFONIC ACID | 138-28-3 | |||||
| META CHLORO ANILINE | 1-AMINO-3-CHLORO BENZENE | 108-42-9 | 127.57 | LIGHT YELLOW LIQUID | 99.50 % MIN | ||
| META TOLUIDINE | META TOLUIDINE | 59690-88-9 | 107 | AMBER COLOR LIQUID | 99.50% | ||
| MXOS | META XYLIDINE ORTHO SULFONIC ACID | 88-22-2 | 201 | WHITE TO LIGHT YELLOW POWDER | 97 % MIN BY N.V. | ||
| NAPTHOL AS-G | NAPTHOL AS-G (99% MINIMUM) | 91-96-3 | |||||
| NASDA | 4-NITRO-4-AMINOSTILBENE-2,2-DISULFONIC ACID | 119-72-2 | |||||
| O-ADPS | 2-AMINO DIPHENYL SULPHONE | 4273-98-7 | |||||
| O-APMS | 2-AMINO PHENOL-4-METHYL SULPHONE | 98-30-6 | |||||
| O-DCB | O-DICHLORO BENZENE | 95-50-1 | CLEAR COLORLESS LIQUID | 99.50% | |||
| O-NASA | 2-NAPHTHYLAMINE-6-SULPHO METHYL AMIDE | 104295-55-8 | 236.29 | WHITE TO YELLOW CRYSTAL POWDER | 85 % MIN BY N.V. | ||
| OACMS | 2-AMINO-N-CYCLOHEXYL-N-METHYL-BENZENE SULFONAMIDE | 70693-59-3 | 268.39999999999998 | 90 % MIN BY N.V. | 98 % MIN BY HPLC | ||
| OAPSA | 2-AMINO PHENOL-4-SULPHONIC ACID | 98-73-3 | |||||
| OCPNA | ORTHO CHLORO PARA NITRO ANILINE | 121-87-9 | 172.57 | YELLOW CRYSTALLINE POWDER | 99 % MIN | ||
| OD-DIHCL | O-DIANISIDINE DIHYDROCHLORIDE | 20325-40-0 | 244 | WHITE COLOR POWDER | 70.00% | ||
| ONA | O-NITRO ANILINE | 88-74-4 | |||||
| ONAPSA | 2 – NITRO ANILINE 4- SULPHONIC ACID | 616-84-2 | 218 | YELLOWISH ORANGE COLOR POWDER | 89.00% | 0.20 % MAX | |
| ONCBSA | ORTHO NITRO CHLORO BENZENE-4-SULPHONIC ACID | 121-18-6 | 237.6 | ||||
| ONTSA | O-NITRO TOLUENE-4-SULFONIC ACID | 97-06-3 | 65 % MIN BY ASSAY | ||||
| OPDA | ORTHO PHENYLENE DIAMINE | 95-54-5 | |||||
| OT BASE | ORTHO TOLIDINE BASE | 119-93-7 | 212 | WHITE TO BEIGE POWDER | 94 % MIN BY N.V. | 0.25 % MAX | |
| OTDH | ORTHO TOLIDINE DIHYDROCHLORIDE | 612-82-8 | |||||
| OTPSA | O-TOLUIDINE-P-SULPHONIC ACID | 98-33-9 | 187 | PINKISH WHITE POWDER | 99.50% | ||
| PCPGA | P-CARBOXY PHENYL GAMMA ACID | 5855-84-5 | 216.28 | WHITE CRYSTALLINE POWDER | 99% ASSAY | ||
| PMDA | PYROMELLITIC DIANHYDRIDE | 89-32-7 | 218.12 | WHITE CRYSTALLINE POWDER | 99.5 % MIN | ||
| PMPA | 4-METHOXY PHENYL ACETONE | 122-84-9 | 164.2 | COLORLESS TO PALE YELLOW LIQUID | 99 % MIN BY GC | ||
| PMPAN | 4-METHOXY PHENYL ACETONITRILE | 104-47-2 | |||||
| PNAOSA | P-NITRO ANILINE-2-SULPHONIC ACID | 30693-53-9 | 218 | YELLOW TO REDDISH TELLOW POWDER | 75 % MIN BY N.V. | ||
| PNCBOSA | PARA NITRO CHLORO BENZENE-2-SULPHONIC ACID | 96-73-1 | 237.5 | LIGHT BROWN TO PINKISH BROWN POWDER | 75% MIN WET & 85 % MIN DRY | ||
| PNTOSA | PARA NITRO TOLUENE ORTHO SULPHONIC ACID | 121-03-9 | 217 | LIGHT BROWN TO OFF WHITE POWDER | 80 % MIN | ||
| PTOSA | P-TOLUIDINE-O-SULFONIC ACID | 118-88-7 | 187 | OFF WHITE TO CREAMISH COLOR POWDER | 98 % MIN | ||
| SCHAEFFER’S ACID | 2-NAPTHOL-6-SULFONIC ACID | 93-01-6 | 224 | Off White to Brown | Wet : 65% Min | ||
| STA | SULPHO TOBIAS ACID (ELECTRONIC GRADE) | 117-62-4 | |||||
| STA | SULPHO TOBIAS ACID | 117-62-4 | 303 | OFF WHITE POWDER | 65 % MIN | ||
| SULFANILAMIDE | 4-AMINO BENZENE SULPHONAMIDE | 63-74-1 | |||||
| SULPHO C ACID | 2-AMINO-4,6,8-NAPHTHALENE TRI-SULFONIC ACID | 27310-25-4 | |||||
