@Jade Submitted by Teoh Yi Chie on May 16, 2020 - 9:55am @Jade These are not safe for technical pens. I don't know of many pigmented or waterproof colour inks that are safe in those pens. Maybe check out De Atramentis. But do ask the company first because you don't want to clog those pens. reply
@Jade
These are not safe for technical pens. I don't know of many pigmented or waterproof colour inks that are safe in those pens. Maybe check out De Atramentis. But do ask the company first because you don't want to clog those pens.