The density of the medium must be given
312dL is 31.2 liters.
312 quarts is about 295.26 Liters. 1 liter ~ 1.05669 quarts 1 quart ~ 0.946353 liters
312 fl oz (US) = 9.75000 qt (US Liq)
18 oz = 0.532323532 liters
693 fl oz is 20.4945 liters
1884.8 fl oz is 55.74 liters
0.55 liters = 18.6 oz
1 liquid oz - 0.0295735296 liters.
30 US fluid oz is 0.9 (0.887206) liters.
3.4601 liters.
5 liters
You will get about 39.5 (39.46666) 1.5-oz shots from 1.75 liters.