| Product Name | 1,8-Dihydroxynaphthylene-3,6-disulfonic acid | 
|---|---|
| Chinese alias | 1,8-二羟基萘-3,6-二磺酸、变色酸、铬变酸、比色酸 | 
| CAS | 148-25-4 | 
| Formula | C10H8O8S2 | 
| MW | 320.3 | 
| Appearance | white crystals | 
| MDL | MFCD00003968 | 
| Boiling point | 429.2°C (lit.) | 
| Storage condition | Inert atmosphere,Room Temperature |