Delvotest® Penicillin Controls
- This item must ship by two-day air or overnight service. If there are other items on your order, you will save money on freight by entering a separate order for this item.
Controls are an important component of any testing to ensure correct results. Gives you the assurance you need for the validity of your milk testing. Positive or negative controls available. (The positive control contains pencillin G at 5 ppb.) 6/box.