Phosphate buffered (Butterfield’s buffer). For foods, dairy products, and pharmaceuticals (APHA, FDA, AOAC or USP methods). pH 7.2 ± 0.2. Contains purified water, monobasic potassium phosphate, and sodium hydroxide for pH adjustment. Blow molded copolymer bottle; total capacity approximately 120 ml.

These disposable dilution bottles come fully prepared for immediate use. Fast and easy to use, they save time and money. Pre-filled aseptically with sterile dilution water. Just open, insert the sample, close, shake, and your sample is ready for analysis. The bottles are graduated, translucent copolymer with sterile microbiological testing diluents for routine sampling of dairy products and pharmaceuticals.

Alternative Options:

Weber Scientific Sterile Disposable Dilution Bottles for Water
Neogen® Flip-Top Dilution Bottle with Butterfield's Buffer
GVS Dilution Bottles
Bio-Media Unlimited Ltd Butterfield's Buffer Solution, 99mL