One Step pH urine and saliva test strips. pH is the abbreviation for potential hydrogen. The pH of any solution is the measure of its hydrogen-ion concentration. The higher the pH reading, the more alkaline and oxygen rich the fluid is. The lower the pH reading, the more acidic and oxygen deprived the fluid is. The pH of saliva is usually between 6.5-7.5. The most common indicator of a health problem with regards to pH is if you are too acidic. If your body's pH is not balanced, you cannot effectively assimilate vitamins, minerals and food supplements. Your body's pH affects everything. The test are stored in a foil pouch and are unisex tests.