Magazine Without Borders - Page 23

Table of contents Let's talk about Sciences ! CHROMATOGRAPHY I will introduce you the purpose of the chromatography, a method which permits to distinguish the various components of a chemical product, often a medicine. So I join an example of a chromatography: Here you can see there are two examples of chromatography, one with the UV's reaction and one with vaniline reaction. So, three chemical products are put on the letter ( D, M, B). On D we can see it's a pure compound because there is only one spot so one component and on the other letters there are several Magazine Without Borders Issue n°2 23