DO HI7040L Zero Solution Set - 12g, 500mL

HI7040L is a high quality, bicomponent zero oxygen solution made from reagent grade chemicals. Hanna dissolved oxygen solutions have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution.

• Prepared with reagent grade chemicals
• Hassle-free, easy to mix chemical component bottles
• Air-tight seal to ensure the quality of the solution