Matrix to wella help please.

[dkw91]

Hi, I have a client who wants the equivalent to 510na but then it says under it 510.01 in matrix .I use wella so what would this be? Thanks x

 

[ronray]

Hi, I have a client who wants the equivalent to 510na but then it says under it 510.01 in matrix .I use wella so what would this be? Thanks x

It's basically 10/01 with extra coverage. So in wella I'd probably do 1part 99/0 + 3parts 10/1.