| Melting point | 160 °C (dec.) (lit.) |
| Boiling point | 219-220 °C (9.7513 mmHg) |
| density | 1.440 g/cm3 |
| vapor pressure | 2.6 mm Hg ( 20 °C) |
| storage temp. | Store at +5°C to +30°C. |
| solubility | H2O: soluble |
| form | working solution |
| pka | 8.91±0.43(Predicted) |
| Specific Gravity | 1.435 |
| color | ≤10(APHA) |
| Odor | Odorless |
| PH Range | 3.8 - 4.8 |
| PH | 3.6-4.4 (25℃, saturated solution in H2O) |
| Water Solubility | 49.5 g/L (20 ºC) |
| Sensitive | Hygroscopic |
| λmax | λ: 260 nm Amax: 0.05 λ: 280 nm Amax: 0.05 |
| Merck | 14,1336 |
| BRN | 1697939 |
| Exposure limits | ACGIH: TWA 2 mg/m3; STEL 6 mg/m3 |
| InChIKey | KGBXLFKZBHKPEV-UHFFFAOYSA-N |
| CAS DataBase Reference | 10043-35-3(CAS DataBase Reference) |
| NIST Chemistry Reference | B(OH)3(10043-35-3) |
| EPA Substance Registry System | Orthoboric acid (10043-35-3) |
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