... 4N Gallium: 99.99% Testing impurities: Na, Al, Mg, Si, Ca, Ti, V, Cr, Mn, Fe, Co, Ni, ... 5N Gallium: 99.999% Testing impurities: Na, Al, Mg, Si, Ca, Ti, V, Cr, Mn, Fe, Co, Ni, ... 6N Gallium: 99.9999% Testing impurities: Na, Al, Mg, Si, Ca, Ti, V, Cr, Mn, Fe, Co, Ni, ... chemical compound semiconductor, high purity metal and germanium, dopant of mono-crystal silicon etc. Package 1KG per plastic bottle ...