In their site there's nothing about extra-european sales but try to send'em an email anyway. Their support service is very kind and fast. [email protected]
I used to have their samples for many years and they worked and still work very well to me.
I've tried Alga Bloom, Roots, Cropmax, Protifert, Phyt-Amin and Repro Forte. Even too many for my plants needs.
The alga i'm pretty sure is just algae based.
its nasty shit, you cant even leave it mixed with water overnight in the rez without it turning really funky