| 14285-1 | Carnitine Free Ur-sCnc | |
| 17867-3 | Carnitine Free/Creat Ur-Rto | |
| 79331-5 | TML/Creat Ur-sRto | |
| 79311-7 | G-butyrobetaine/Creat Ur-sRto | |
| 79313-3 | G-butyrobetaine/TML Ur-sRto | |
| 79271-3 | 3OH-trimethyl-L-lysine/Creat Ur-sRto | |
| 79275-4 | 3OH-trimethyl-L-lysine/TML Ur-sRto | |
| 79342-2 | Carnitine biosynthesis pattern Ur-Imp | |
| 79287-9 | Carnitine biosynthesis Panel Ur | |