Fy union challenger solvent based ink for 3278N solvent plottertype: challenger sk4 solvent inksuitable to Challenger FY-3278N,FY-3278L, FY-3208R, ... 3286J, UD-3208P,UD-3278k and all spt head solvent printeritemmodelvolumcolorchallenger solvent based ink35pl/50pl1L/5L/bottleC,M,Y,K,LC,LMFeature ... of fy union solvent ink:1. we have do many test ...