Five-mL tubes inside the magnetic stand for five min, then eliminate the buffer which has a pipette and wash the beads two× with 500 μL of fresh new 80% ethanol. Just after the next clean, remove all ethanol and Be certain that no ethanol is left while in the samples. https://josuennmkv.articlesblogger.com/52691509/isolation-of-trace-rna-fundamentals-explained