@ 50% in IPM. It doesn't really like dissolving in TEC or ethanol although once you've got this IPM solution it will further dissolve into ethanol. Given the price and power, usually only small amounts are needed anyway. Some of you will have received a 5% solution as a sample recently, and as you can attest, that's already super strong given all of the sulphurous/green compounds in tomato leaves.
 
Hello. So...um... This is the real thing? It exists! This isn't the famous Robertet recreation that you're used to, even though that's a lovely base. (I always thought it a little bit weird to call something Tomato Leaf Natural when it doesn't contain any tomato leaves (to my knowledge).