| 38481-8 | Carnitine Free DBS-sCnc | |
| 79330-7 | TML DBS-sCnc | |
| 79310-9 | G-butyrobetaine DBS-sCnc | |
| 79314-1 | G-butyrobetaine/TML DBS-sRto | |
| 79270-5 | 3OH-trimethyl-L-lysine DBS-sCnc | |
| 79273-9 | 3OH-trimethyl-L-lysine/TML DBS-sRto | |
| 79339-8 | Carnitine biosynthesis pattern DBS-Imp | |
| 79284-6 | Carnitine biosynthesis Panel DBS | |