... Ketone, Nitrite, Urobilinogen, bilirubin, Sprcofic Gravity, Leukocytes ),URS-11G (Test item: Glucose, Protein, pH, Blood, Ketone, Nitrite, Urobilinogen, ... bilirubin, specific gravity, Leukocytes, ascorbic acid) ,URS-12 (Test item: Glucose, Protein, pH, Blood, Ketone, Nitrite, Urobilinogen, ... at 2 min. If a positive result is obtained, repeat the test, read each reagent at the time ...