Transcribed RNA or amplified products of earlier RT‐qPCR reactions. This may be prevented by Doing the job in an area in the lab independent from wherever concentrated in vitro Isopropanol precipitation (Alternate Protocol one) might be used being a crude yet powerful usually means of concentrating and partially purifying RNA https://www.facebook.com/NewTechFind/posts/pfbid027fni4T4jyvVVZ9xnxFhYM6oMdtLEg2Aa3hcLhs8A135NhbKuooVYvjgcnSmN77Zpl