| NSK-A | LABELED AMINO ACID STANDARDS SET A | INDEPENDENTLY VALIDATED |
| NSK-A-1 | LABELED AMINO ACID STANDARDS SET A | INDEPENDENTLY VALIDATED |
| NSK-AB | LABELED STANDARDS SETS A & B 2 X 10 VIALS | INDEPENDENTLY VALIDATED |
| NSK-B | LABELED CARNITINE STANDARDS SET B | INDEPENDENTLY VALIDATED |
| NSK-B-1 | LABELED CARNITINE STANDARDS SET B | INDEPENDENTLY VALIDATED |
氨基酸肉毒碱（NSK-AB/NSK-A/NSK-B）