Borax 20 (inorganic compound)

Borax,an inorganic compound commonly written as Na2B4O7·10H2O,has a molecular weight of 381.37.The actual structure is Na2[B4O5(OH)4]·8H2O.[11]Borax is a very important boron containing mineral and boron compound.Usually a white powder containing colorless crystals,easily soluble in water.Borax has a wide range of uses,including as a cleaning agent,cosmetics,insecticide,as well as for preparing buffer solutions and other boron compounds.Borax is highly toxic and is banned as a food additive in many countries around the world.If the human body ingests too much boron,it can cause cumulative poisoning in multiple organs.
Chinese name:Borax
Foreign name:Borax
Sodium tetraborate decahydrate[10]
Alias:Moonstone,Sodium Borate decahydrate
Chemical formula:Na2[B4O5(OH)4]·8H2O[11]
Molecular weight:381.372(decahydrate)[10]
CAS login number:1303-96-4[10]
EINECS login number:215-540-4[10]
Melting point:75℃[10]
Water solubility:soluble in water
Density:1.73g/cm3(ten water)
Appearance:White fine crystals