Hydroquinone | 123-31-9
Product Description:
Hydroquinone Chemical Properties
| Melting point | 172-175 ° C (lit.) |
| Boiling point | 285 ° C (lit.) |
| Qhov ntom | 1.32 ib |
| Vapor ntom ntom | 3.81 (vs cua) |
| Vapor siab | 1 hli Hg (132 ° C) |
| Refractive Index | 1.6320 |
| Fp | 165 ° C |
| Cia temp. | Khaws hauv qab +30 ° C. |
| Solubility | H2O: 50 mg / ml, ntshiab |
| Daim ntawv | Koob zoo li Crystals lossis Crystalline hmoov |
| Pka | 10.35 (ntawm 20 ℃) |
| Xim | Dawb mus rau dawb |
| Dej Solubility | 70 g / L (20 ºC) |
| rhiab heev | Cua & Lub teeb Sensitive |
| Merck | 14, 4808 ib |
| BRN | 6 05970 |
| Henry's Law Constant | (x 10-9atm ua3/mol): <2.07 ntawm 20 ° C (kwv yees - xam los ntawm dej solubility thiab vapor siab) |
| Kev txwv tsis pub dhau | NIOSH REL: 15-min qab nthab 2, IDLH 50; OSHA PEL: TWA 2; ACGIH TLV: TWA 2 (adapted). |
