Name | Lithium silicon |
Synonyms | Lithium silicon Silicon alloy, nonbase, Li,Si Lithium alloy, nonbase, Li,Si |
CAS | 68848-64-6 |
InChI | InChI=1/Li.Si/q+1;+4 |
Molecular Formula | H5LiSi |
Molar Mass | 40.07 |
Sensitive | 9: reacts extremely rapidly with atmospheric moisture - may be pyrophoric - glove box or sealed syst |
UN IDs | UN 1417 |
Hazard Class | 4.3 |
Packing Group | II |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
use | lithium silicon alloy powder is mainly used as the negative electrode material of the supporting power supply thermal battery for launching missiles, rockets and shells. the thermal battery using lithium silicon alloy as the negative electrode material has the advantages of high power discharge, high specific energy, rapid activation, long storage period and compact structure compared with calcium and magnesium thermal battery systems. |
category | flammable articles in contact with water |
explosive hazard characteristics | dust can explode when exposed to heat or open flame; hydrogen is explosive when exposed to water |
flammability hazard characteristics | flammable when exposed to water; flammable hydrogen and silicon tetrahydride gas when exposed to water, alkali and acid |
storage and transportation characteristics | warehouse ventilation and low temperature drying; separate from acid and oxidant |
fire extinguishing agent | dry powder, dry sand |