>This sounds like a very good idea, John. I will give it a try, and
>change my drop count accordingly. Where do you get your pipettes? It's
>about time I became more precise in my measurements.
.
Pasteur pipettes will give you different numbers of drops per ml depending on
the size of the specified orifice . I use the twenty drop version. This gives
more accurate measurement than straight pipettes or dropper bottles or syringes.
They are easy to use and cheap.
Terry King