200
99%
solid
741 °C (lit.)
2.367 g/mL at 25 °C (lit.)
[Na+].[Na+].[O-]B1Ob2ob([O-])ob(O1)o2
1S/B4O7.2Na/c5-1-7-3-9-2(6)10-4(8-1)11-3;;/q-2;2*+1
UQGFMSUEHSUPRD-UHFFFAOYSA-N
Danger
Eye Irrit. 2 - Repr. 1B
6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
WGK 1
Eyeshields, Gloves, type P3 (EN 143) respirator cartridges