Post Emulsifiable Fluorescent Penetrant

ZL-27A
Level 3 post-emulsifiable fluorescent penetrant for Method B/C/D liquid penetrant testing

ZL-2C
Level 2 post-emulsifiable fluorescent penetrant for Method B/C/D liquid penetrant testing

ZL-37
Level 4 post-emulsifiable fluorescent penetrant for Method B/C/D liquid penetrant testing
 
Water-based Fluorescent Penetrants
 
ZL-405
Water-based, water washable level 1/2 fluorescent penetrant; contains no petroleum distillates allowing direct drain disposal.
 
ZL-425
Water-based, water washable level 1 fluorescent penetrant; contains no petroleum distillates allowing direct drain disposal.
 
ZL-440
Water-based, water washable level 2 fluorescent penetrant; contains no petroleum distillates allowing direct drain disposal.