Multistix Urinalysis Strips ~ Siemens (25). The Siemens Multistix reagent strip is the reliable frontline test for detection of a broad range of conditions, from detecting urinary tract infections (UTI) to diabetes and kidney disorders. Accurately gain a broader clinical insight into a patient's health.. Reliable testing for UTI, diabetes, and kidney disorders. 8 tests for important markers on a single strip. Tests include:. Leukocytes. Nitrites. Protein. pH. Blood. Specific Gravity. Ketone. Glucose