... vitro diagnostic use only. 2. Do not use after expiration date. 3. Test device should remain sealed until use ... concentration of the hormone. 2. If specimens can not be tested within 3 days of collection, ... read the result. Don’t read the result after 10 minutes.Result Reading:Positive(Pregnant): Two ... NGH,Chlamydia,Malaria,PSA,CEA,FOB,Dengue,Troponin I,Toxoplasma ,Drug of Abuse test,saliva alcohol ...