100% REAL

Perhaps the best way to give you an idea as to the quality of UTAK Methotrexate Controls is to begin by telling you what is, and what is NOT used to make them.

UTAK uses a 100% REAL human serum matrix to manufacture its Methotrexate Controls

• We do NOT add any preservatives, period
• We do NOT use stripped serum
• We do NOT use "human-based" serum
• We do NOT fortify our serum matrix pools with horse serum
  

Standardized Use

UTAK's use of a 100% REAL human serum matrix enables its Methotrexate Controls to be utilized with all contemporary reference methods and immunoassays.

• HPLC
• LC-MS
• LC-MS/MS
• EMIT®
• Abbott TDx