๐งช๐โซ๏ธโ๐ฃ๐ข๐ต
๐งชโ๏ธ๐ง|๐ง
๐งช๐ฅโ๐งช
๐งช(๐ด+๐ต)๐ฅโโ๏ธโก๏ธ๐งช๐ด+๐งช๐ต
โ๏ธ๐งช๐ชด
๐งช๐ฅ๐งชโก๏ธ๐โจ
๐งชโ๐ง
ABโA+B
๐งช๐ซง๐
#chromatography #chemical separation #analytical chemistry #mobile phase #stationary phase #spotting line