a formula to determine the number of grams of urinary solids per liter, obtained by multiplying 2.33 by the last two figures of the specific gravity of the urine.
Trapp-Häser formulaAn obsolete method for quantifying solutes in the urine.
Häser,Heinrich, German physician, 1811-1884.
Häser formula - a formula to determine the number of grams of urinary solids per liter. Synonym(s): Christison formula; Trapp formula; Trapp-Häser formula
Trapp-Häser formula - Synonym(s): Häser formula