Products center
| NO. | 品名 | Name | Cas.NO |
| 241 | 苯酚红 | Phenol Red | 143-74-8 |
| 242 | 苯酚红钠盐 | Phenol Red sodium salt | 34487-61-1 |
| 243 | 变色酸 | 1,8-Dihydroxynaphthylene-3,6-disulfonic acid | 148-25-4 |
| 244 | DL-扁桃酸 | DL-Mandelic acid | 90-64-2 |
| 245 | 橙黄I | ORANGE I | 523-44-4 |
| 246 | 丁二酮肟 | Dimethylglyoxime | 95-45-4 |
| 247 | 对氨基苯甲酸 | 4-Aminobenzoic acid | 150-13-0 |
| 248 | 对氨基苯磺酸 | Sulfanilic acid | 121-57-3 |
| 249 | 对二甲氨基苯甲醛 | 4-Dimethylaminobenzaldehyde | 100-10-7 |
| 250 | 二甲酚橙四钠盐 | Xylenol orange tetrasodium salt | 3618-43-7 |
| 251 | 二苯氨基脲 | 1,5-Diphenylcarbazide | 140-22-7 |
| 252 | 苯基富马酸 | DIPHENYLCARBAZONE | 538-62-5 |
| 253 | 钒试剂 | N-Phenylanthranilic acid | 91-40-7 |
| 254 | 酚酞 | Phenolphthalein | 77-09-8 |
| 255 | 钙黄绿素 | Fluorexon | 1461-15-0 |
| 256 | 钙羧酸指示剂 | Calconcarboxylic acid | 3737-95-9 |
| 257 | 甲基橙 | Methyl Orange | 547-58-0 |
| 258 | 间甲酚紫 | Cresol Purple | 2303-01-7 |
| 259 | 碱蓝6B | Acid Blue 119 | 1324-80-7 |
| 260 | 间甲基红 | M-METHYL RED | 20691-84-3 |
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