Pounds per milliliter to grams per cup conversion calculator shown above calculates how many grams per cup are in 'X' pounds per milliliter (where 'X' is the number of pounds per milliliter to convert to grams per cup). In order to convert a value from pounds per milliliter to grams per cup (from lb/mL to g/cup) simply type the number of lb/mL to be converted to g/cup and then click on the 'convert' button.