Severity: Warning
Message: fopen(/var/cpanel/php/sessions/ea-php83/ci_sessionf52d9959101b1d50e5bc09dd22374da6f9d5887c): Failed to open stream: No space left on device
Filename: drivers/Session_files_driver.php
Line Number: 178
Severity: Warning
Message: session_start(): Failed to read session data: user (path: /var/cpanel/php/sessions/ea-php83)
Filename: Session/Session.php
Line Number: 138
00462
Boron Powder (amorphous) 99%
Amorphous powder.
Physical state at 20 °C
Solid |
Colour
Brownish black powder |
Odour
Odorless |
Melting point/ Freezing point [°C]
2300°C |
Auto-ignition temperature [°C]
580°C |
Boiling point [°C]
2550°C |
Density [g/cm3]
2.37 |
Solubility in water [% weight]
Insoluble in water |
Assay
Min 99% |
Particle size
200 mesh |