Thanks for catching that error - I meant to say ml instead of mg there. Let me write it all out so you can verify:

Andr04.2 0.14 mg/ml
Sprays 0.13 ml/spray
1 spray A4.2 gives (.13)(.14)=...

Here\'s a range of none for tested subjects, distributed on the skin of their armpit (not the secretion concentration, but what\'s actually found on the skin):

.0033-.0077 micrograms -none/sq...