... Test items: pH, Nitrite, Protein, Specific Gravity, Ascorbic Acid, Blood, Glucose Bilirubin, Urobilnogen, Ketone Technical IndexTest items ... : pH, Nitrite, Protein, Specific Gravity, Ascorbic Acid, Blood, Glucose,Bilirubin, Urobilnogen, Ketone, Leucocytes in the ... strip for your free selection ¡¤The addition Ascorbic Acid item increase the reliability of the measurement ¡¤ ...