The Coulter LIN-X Linearity Controls Kit is an essential tool for laboratories and medical facilities, ensuring the accuracy and reliability of testing results. This kit includes 12 boxes, each containing a 3.3mL tube for each of the 0-12 levels. These controls are designed to verify the linearity and reportable range for select analytes on the Coulter instruments. The controls are intended for in-vitro diagnostic use and are to be used in the same manner as a patient sample. Please note that the minimum expiry lead for this product is 90 days. This product is available for shipping within the Continental US only.