 
                The MassTrak Immunosuppressant Internal Standard is intended for in vitro diagnostic use to account for sample matrix effects in quantitative LC-MS/MS assays for the measurement of immunosuppressants in human specimens.
The Waters MassTrak Immunosuppressant Internal Standard Set consists of an internal standard and labeling.
Contents include:
■ Internal Standard (1 vial)
■ Insert Card referencing the electronic IFU (Instructions for Use), SDS (Safety Data Sheets), and COA (Certificate of Analysis)
The Internal Standard contains the following analytes:
■ Ascomycin
■ [13C2 2H4]-Everolimus
■ [2H12]-Cyclosporin A
Ascomycin is used as the internal standard for tacrolimus and sirolimus whereas [13C2 2H4]-everolimus and [2H12]-cyclosporin A are used for the analysis of everolimus
and cyclosporin A, respectively.
| Detection Method | MS | 
| Formulation | Liquid | 
| Storage Condition | -20C +/- 10C (Freezer) | 
| System Type | LCMS | 
| Instrument | Xevo TQD or system with equivalent sensitivity | 
| Quantitative | Yes | 
| Shelf Life | 60 Months | 
| Shelf life upon reconstitution | 1 Month | 
| Shipping Condition | Ambient | 
| Tolarence | +/- 20% | 
| Volume | 250 mL | 
| Type | Calibration | 
| UNSPSC | 41116107 | 
| Application | Reagent | 
| Brand | MassTrak | 
| Product Type | Standards | 
| Units per Package | 1 pk | 
