| abstract |
There is provided an ejection liquid which can be ejected stably by an inkjet method even in the case of containing at least one of proteins and peptides and is provided a method and device of discharging a liquid containing at least one of proteins and peptides, which use the ejection liquid. The ejection liquid to be ejected from ejection orifice by an inkjet method contains at least one selected from proteins and peptides, a benzalkonium chloride and a liquid medium. |