
“On the Go” Pen Flush
A compact, concentrated version of Dr. G’s Revolutionary Pen Flush — made for flushing your pen wherever you happen to be. Toss it in a pen case and you can clean up between ink fills away from home, without hauling the big bottle along.
Made for
- Pen shows
- Pen club meetings
- Ink swap meetings
- Any time you’re trying a variety of inks on the go
How to use it
Put 5 drops of concentrated Revolutionary Pen Flush and 10 ml of water into the included nib-safe vial, and you’re ready to flush away. (Don’t know what a ml is? No worry — just fill the vial about halfway.) Add more or less concentrate depending on how your pen responds.
What you get
One 1 oz. dropper-top bottle, enough for about 100 flushes.

FAQs
- What is concentrated pen flush? — A small, undiluted bottle of Dr. G’s pen flush that you mix with water in the included vial, so you can clean your pen anywhere.
- How do you use the “On the Go” Pen Flush? — Add about 5 drops of concentrate to 10 ml of water (or fill the vial halfway) in the nib-safe vial, then flush as usual.
- How many times can you use one bottle? — One 1 oz. bottle makes roughly 100 flushes.
- What’s the difference between this and the Revolutionary Pen Flush? — Same formula; this is a concentrated, travel-sized version for pen shows and meetups, while the 12 oz. bottle is the everyday at-home size.


