Check the pH of your supernatant mix with check paper just before continuing. It ought to be about pH 5.5. Adjustment from the pH is essential for DNA binding to the silica column. *Values demonstrated are normal Qualities and are never to be deemed product or service requirements. Check methods https://www.facebook.com/NewTechFind/posts/pfbid032gAPPkcGWxi4Df13qvfGPZnkrm2oP2q77d3H8E417HnStoaNLerNwkHj3U1ddYDYl