No, we do not have an alternative product to the Pierce Mini Gel Power Staining Kit (Cat. No 22840). There is just the Pierce Midi Gel Power Staining Kit (Cat. No. 22839), which is not an alternative but just a different gel size.
Find additional tips, troubleshooting help, and resources within our Protein Gel Electrophoresis Chambers, Power Supplies, and Accessories Support Center.