i have test400 from univet, mexico, and its a blend of various esters like sust but totaling 400mg/ml

t.decanoate 200mg
t.isocaproate 30mg
t.fenylpropinate 40mg
t.cypionate 50mg
t.enanthate 50mg
t.propinate 30mg

good stuff!!! alone it hurts like a mutha, but stacked with another oil dilutes the pain.