Profile: Femtek, LLC manufactures and supplies healthcare test kits for women. Our Phem-Alert® test helps to measure vaginal pH. Our Phem-Alert test consists of a plastic probe with pH paper, a color chart and a package insert. Our Phem-Alert is indicated for measuring vaginal pH for the purpose of differentiating normal and abnormal conditions in symptomatic women. The device is inserted into the vagina and measurement taken.