It is important for you to know how to use the correct test pack, the article, many factors can make test results inaccurate, either due to incorrect use or use at the wrong time. Come on, see the review tips and how to use the right test pack below! Before knowing more about how to use the right test pack, you need to know what is a test pack, type, and how it works. A pregnancy test pack or test kit is a tool for detecting pregnancy hormones, human chorionic gonadotropin (HCG) which is usually present in the urine of pregnant women. The HCG hormone is produced by the placenta which begins to develop in the uterine wall after fertilization of the egg by sperm cells in the fallopian tube, which then goes into the uterine cavity and attaches to the uterine wall. The amount of the HCG hormone will usually double every two to three days in the first week of pregnancy. So, it's a good idea to use a test pack when it's too late to get your period. The use of test packs that are t...