Torch-email AnimalB he lives in Peru and would know the answer. Chances are its legit. There are MULTIPLE types of stanozolol products sold in So. America that most of us haven't seen nor heard of.
Do the separation test. That will give you a good idea if it is real. For details see the post on gaining weight on Winny on this page. I explained in there on how to do the test and what to look for.