Ready-to-Use Buffers

Try pHast Pack™

phast Pack ™ – Ready-to-Use Buffers

Save time, effort, and shelf space with pHast Pack™ ready-to-use buffers. Our formulations are specially developed to simplify your work, and strictly tested to ensure exact concentrations and pH. These pre-packaged buffer solutions require no weighing, buffer calculations, or pH adjustments. Simply mix with water for fast, reproducible analysis – every time.

pHast Pack™ Products

Buffer Selection Calculator


  • Simply dissolve pouch contents in H2O
  • Ready to use in 2 minutes
  • No weighing, calculations or adjustments
  • Ideal for smaller volumes and lower concentrations


  • Stringent QC testing for unparalleled quality and reliability
  • Biological tests: Free of DNAse, RNAse, protease, and nickase
  • Chemical tests: Iron ≤10 ppm, lead ≤5 ppm
  • Physical tests: pH, solubility, pouch weights
  • Application tests: electrophoresis, cell culture suitability, etc.


  • Lower labor costs through faster prep
  • Minimize expenditure of multiple chemicals
  • Reduce cost of repeat analysis due to faulty buffer preparation

Don't have pHast Pack™ yet?

Request your free Buffer Selection Wheel below to manually search pKa and pH