A collection of reagents and other associated materials intended to be used for the qualitative and/or semi-quantitative screening of vaginal secretions to determine pH range, using a colorimetric dipstick method or other similar surface indicator for colour comparison with standard values. It is normally available [non-prescription] over-the-counter (OTC). This test is intended to be used for self-testing by a layperson in the home or similar environment, as an indicator of pH imbalance due to possible bacterial or parasitic infection.