<prompt> Elimination of waste product from a normal person requires minimal amount of urine of:100 ml500 m100 ml2000 ml  <response>: B i.e. 500m1 The minimum volume necessary to remove all waste products, with a normal diet, is 500m1dayQ and is called obligatory volume. O liguriaQ - urinary output less than 500m1Q in 24 hrs. 