Here's a handy-dandy essential oil milliliter conversion chart, so that you can see at-a-glance just how many ounces you can get from say 240 ml of essential oil. A lot. Bookmark this and refer to it often.
It will be your best friend. Kidding, but it will come in pretty handy.
Converting from ML to US Measurements

Milliliter Conversion Chart |
||||||
mL |
fl oz |
tsp |
Tbsp |
drops |
Cups |
Drams |
1 |
1/30 |
1/5 |
1/15 |
20 |
~ |
1/4 |
5 |
1/6 |
1 |
1/3 |
100 |
~ |
1 1/3 |
10 |
1/3 |
2 |
3/4 |
200 |
~ |
2 2/3 |
15 |
1/2 |
3 |
1 |
300 |
~ |
4 |
30 |
1 |
6 |
2 |
600 |
~ |
8 |
50 |
1 2/3 |
10 |
3 |
1000 |
~ |
13 1/2 |
60 |
2 |
12 |
4 |
1200 |
1/4 |
16 |
100 |
3 1/3 |
20 |
6+2tsp |
2000 |
~ |
27 |
120 |
4 |
24 |
8 |
2400 |
1/2 |
32 1/2 |
240 |
8 |
48 |
16 |
4800 |
1 |
65 |
480 |
16 |
96 |
32 |
9600 |
2 |
130 |