The Speedibrews website is at http://www.speedibrews.co.uk/Originally Posted by ann
Apparently they're between US distributors but the chems are designed to be safe to post (powder in small packs, no hazmat necessary, etc.) and if you drop them an email (address on the site) they'll quote you for chems and postage.
(I'm starting to sound like I'm on commission here! Just to clarify, not only am I not affiliated with them, I've never even bought from them (yet!)).
Hope this is of some use