How i can get rid of phenolic contamination (low 260/230 ratio) in RNA extraction from blood by using Gene All TRIZOL (Ribo LS)??

in this work i use the standard protocol in extraction& good sampling and use chloroform and twice wash with ethanol 75% but i have phenol contamination (low 260/230 ratio) for example: OD:...

22 September 2020 8,521 3 View