Hot sale cheap urine reagent test strips measuring urinalysis 10 parameters dip sticks Product Overviews Urine Test Strips Anti-VC ability: LYZ urine test strips are very resistant to interference from ascorbic acid (vitamin C). Some strips on the market are prone to vitamin C interference and give falsely-lower or false-negative results. The tests that are most affected are blood, glucose, bilirubin and nitrite. The reason of measuring urine test strips: Leukocytes aka white blood cells. Also indicates presence of infection. Nitrites may be a sign of urinary tract infection or other infection. Urobilinogen checks for liver disease. Protein &n…