<iframe src="https://podeduc.apps.education.fr/video/18408-chromatographie-sur-couche-mince-principe-de-ladsorptionmp4/?is_iframe=true" width="640" height="360" style="padding: 0; margin: 0; border:0" allowfullscreen loading='lazy'></iframe> chromatographie sur couche mince principe de l'adsorption.mp4 PodEduc https://podeduc.apps.education.fr/videos/?owner=RT5hHTg--M78erxBjxE5_Tms2oU 360 https://podeduc.apps.education.fr video 640 1.0 Jennifer Segatti