Description
| density | 2.46 g/mL at 25 ° C (lit.) |
| melting point | 450 ° C (lit.) |
| molecular formula | B2H2O3 B2O3 |
| molecular weight | 71.63610 |
| flash point | 1860 ° C |
| exact mass | 72.01900 |
| PSA | 43.37000 |
| appearance | white powder or glass sheet |
| storage conditions | 1. Keep the container sealed, stored in a cool, dry place, to ensure that the workshop has good ventilation or exhaust devices, away from fire, heat. 2. Should be stored separately from acids, avoid mixed storage. Staff should be well protected, if accidentally touch the skin and eyes, should be immediately washed with a large amount of water. |
| stability | 1. If used and stored in accordance with specifications, it will not decompose, there is no known dangerous reaction, avoid moisture/moisture. |
Specifications
| serial number | sports event | unit | quantity contained |
| 1 | B2O3 | % | 98.5 |
| 3 | NO3 | % | 0.6 |
| 4 | CL | % | 0.1 |
| 5 | AL2O3 | % | 0.1 |
| 7 | Water insoluble | % | 0.02 |
| 8 | Granularity | order | 140 |
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