Grams per microliter to grams per milliliter conversion calculator above calculates how many grams per milliliter are in 'X' grams per microliter (where 'X' is the number of grams per microliter to convert to grams per milliliter). In order to convert a value from grams per microliter to grams per milliliter (from g/μL to g/mL) just type the number of g/μL to be converted to g/mL and then click on the 'convert' button.