D Giles Perryer
Professor of Clinical Education, University of Birmingham, School of Dentistry, College of Medical and Dental Sciences, Pebble Mill, Birmingham, B5 7EG, UK
Advice for festive drinkers
Mohammed A HadisA pH probe (PH0065, Jenway, UK) was attached to a pH meter (Ф40, Beckman, UK) and this was calibrated. Stock solutions of 0.1 N sodium hydroxide (NaOH) were prepared using NaOH pellets (VWR...