The application principle of the early pregnancy test is similar, the use of Alcon HCG colloidal gold test kit adopts the double antibody sandwich one-step technology, the colloidal gold as the indicator marker, the detection of HCG concentration in the urine, to confirm whether the woman is pregnant or not.
Early pregnancy test paper, in fact, the use of various types are similar, the following is the use of early pregnancy test paper pen type:
1, the use of disposable urine cups or clean containers to collect urine.
2. Tear along the cut part of the aluminum foil pouch and remove the test paper for testing.
3, pull the cap off, and let the urine drizzle directly on the spiking area when urinating, and maintain the catch time of 3 seconds (please note: the urine should not exceed the arrow, so as not to wet the test area with urine, which will affect the test results).
4. Observe the test results in the test area: observe the test results within 5-10 minutes.
Positive: A color band appears at both the upper and lower ends of the test strip, indicating pregnancy.
Negative: Only a purple-red band appears on the upper end of the test strip and no color band appears on the lower end, indicating no pregnancy.
Invalid: No color band appears. This indicates that the test strip is no longer valid.
Collection of urine should pay attention to: must use a clean, clean container to collect urine, urine within a day can be tested, recommended to use the morning wake up urine. In addition, after taking the urine, if it can not be used in time, it should be placed in the refrigerator, shelf life of 6-8 hours.