Not perfect, but still better than Marquis and Lieberman.
Point is: the zimmermann reagent is useful for cathinones but no-one seems to care about it nor stock it. Why? Is it too expensive? difficult to source?
What's the problem?
Neither eztest.com, nor bunk police, nor sin.org.pl, nor any other famous reagent seller carries it. I don't understand why, I'm puzzled!