Butterfield's Phosphate Buffer is used as a diluent for the preparation of dilutions in plate count and other laboratory processes. 

The Dilu-Lok™ eliminates the time and money spent on preparing your own dilution vials! Our pre-filled dilution vial is designed especially for the food, dairy, pharmaceutical, and water industries. The vials are filled to 25ml, 90ml, or 99ml with a variety of buffering and enrichment solutions. Each lot is meticulously tested for pH, sterility, fill volume, and toxicity.

Dilu-Lok™ Features:

• Heavy duty 
  Vials are made of sturdy polypropylene with a leak-proof seal that holds up even during air transport. 
• Large Opening 
  A wide 45mm opening accommodates most sample sizes. Each vial is clearly marked with a 90ml and 99ml fill line. 
• One-Handed 
  Flip-top lid allows for easy one-handed opening and closing to make pipeting easier. Saves unnecessary motion! No awkward screw caps or plastic strips to tear off. 
• Variety 
  Available with peptone water, buffered peptone water, butterfield's buffer, deionized water, phosphate buffer with MgCl, and as an empty sterile container (Cat. no. 3538). 
• Leak-Proof 
  Re-engineered for an improved seal. Easy-to-remove, perforated, shrink wrap ensures product integrity 
• Optically clear 
  Vials are made of clarified polypropylene for clear viewing.