Carrying out column chromatography. The column. In thin layer chromatography, the stationary phase is a thin layer of silica gel or alumina on a glass, metal or plastic plate. Column chromatography works on a much larger scale by packing the same materials into a vertical glass column.
Types of Fertility Tests for Women. There are a number of types of fertility testing that can help our Houston-area fertility doctors to establish the source of a coupleâs infertility. Fertility tests for women can include: There are several hormones that must work together in the female body for pregnancy to occur and progress properly.
Two Types of Blood Pregnancy Tests: Doctors offer two types of blood pregnancy tests: Qualitative Blood Serum Test: This blood test can only confirm whether or not the pregnancy hormone, hCG, is present. It basically will give you a yes (you're pregnant) or a no (you're not pregnant) result.