รายละเอียดที่สำคัญ
การจัดส่ง:快递, 空运, 陆运, 海运
แนะนำผลิตภัณฑ์
| Parameter Category | Details |
|---|---|
| Chemical Name | Gallic Acid (3,4,5-Trihydroxybenzoic Acid) |
| CAS Number | 149-91-7 |
| Chemical Formula | \(\ce{C7H6O5}\) |
| Molecular Weight | 170.12 g/mol |
| Appearance | White to pale yellow crystalline powder |
| Odor | Odorless |
| Solubility | Soluble in hot water, ethanol, methanol, acetone; slightly soluble in cold water; insoluble in benzene, chloroform |
| Density (25 °C) | 1.694 g/cm³ |
| Melting Point | 250 °C (decomposes) |
| Flash Point | Non-flammable |
| pKa Values | 2.69, 4.49, 9.22 |
| Oral LD₅₀ (Rat) | > 5000 mg/kg |
