X20 pH buffer sachet NIST Traceable pH 10.01 20mL

This is a ready-to-use saturated solution of phenol and chloroform suitable for the extraction and purification of DNA. This solution is supplied at pH 6.7, and a bottle of alkaline buffer is included to adjust the pH to 8.0 if desired. 1:1 solution PHENOL:CHLOROFORM SATURATED SOLUTION, PH 400 ML