EXPECTORATE DEVICE TEST FOR DEHYDRATION (SPECIFIC GRAVITY) We Test®: Dehydration The users expectorate on a reagent which changes colour dependent upon their hydration levels.
#$%^&*AU2018101602A420181213.pdf#####ABSTRACT: A single use test strip that will determine if a person is dehydrated. The test strip includes pretreated ion exchange resins below a peel away label. The resins change colour when in contact with the person's expectorate and this colour can be compared to a chart provided with the test strip.