| LG49719-4 | Triiodothyronine · Pt · Ser/Plas · IA · 650.977 g/mole | 2 |
| LG49720-2 | Triiodothyronine · Pt · Ser/Plas · 650.977 g/mole | 3 |
| LG49724-4 | Triiodothyronine.reverse · Pt · Ser/Plas | 2 |
| LG49732-7 | Trimipramine · Pt · Ser/Plas | 2 |
| LG49733-5 | Trimipramine · Pt · Gast fld | 2 |
| LG49734-3 | Trimipramine · Pt · Urine | 2 |
| LG49741-8 | Ubiquinone 10 · Pt · Ser/Plas | 2 |
| LG49744-2 | Uranium · Pt · Urine | 2 |
| LG49751-7 | Urate · Pt · CSF · 168.112 g/mole | 2 |
| LG49753-3 | Urate · 24H · Urine · 168.112 g/mole | 3 |
| LG49754-1 | Urate · Pt · Body fld · 168.112 g/mole | 3 |
| LG49755-8 | Urate · Pt · Ser/Plas · 168.112 g/mole | 3 |
| LG49756-6 | Urate · Pt · Urine · 168.112 g/mole | 3 |
| LG49759-0 | Urate · Pt · Synv fld · 168.112 g/mole | 2 |
| LG49761-6 | Urea nitrogen · 24H · Urine | 2 |
| LG49762-4 | Urea nitrogen · Pt · Dial fld prt | 2 |
| LG49763-2 | Urea nitrogen · Pt · Ser/Plas | 3 |
| LG49764-0 | Urea nitrogen · Pt · Urine | 3 |
| LG49767-3 | Urea nitrogen · Pt · Periton fld | 2 |
| LG49776-4 | Urea nitrogen · Pt · Bld | 2 |
| LG49778-0 | Uroporphyrin · Pt · RBC · 830.756 g/mole | 2 |
| LG49779-8 | Uroporphyrin · 24H · Urine · 830.756 g/mole | 2 |
| LG49780-6 | Uroporphyrin · Pt · Urine · 830.756 g/mole | 2 |
| LG49781-4 | Uroporphyrin · Pt · Ser/Plas · 830.756 g/mole | 2 |
| LG49789-7 | Valproate · Pt · Ser/Plas | 2 |
| LG49796-2 | Vanillylmandelate · Pt · Urine | 2 |
| LG49798-8 | Vanillylmandelate · 24H · Urine | 2 |
| LG49799-6 | Vasoactive intestinal peptide · Pt · Ser/Plas | 2 |
| LG49806-9 | Vigabatrin · Pt · Ser/Plas | 2 |
| LG49814-3 | Xanthine · Pt · Urine · 152.113 g/mole | 2 |
| LG49825-9 | Alanine · Pt · Amnio fld · 89.1 g/mole | 2 |
| LG49826-7 | Alanine · Pt · CSF · 89.1 g/mole | 2 |
| LG49827-5 | Alanine · Pt · Ser/Plas · 89.1 g/mole | 2 |
| LG49828-3 | Alanine · Pt · Urine · 89.1 g/mole | 2 |
| LG49829-1 | Albumin · Pt · Ser/Plas · 66.439 kDa g/mole | 2 |
| LG49830-9 | Albumin · Pt · Semen · 66.439 kDa g/mole | 2 |
| LG49831-7 | Albumin · Pt · CSF · 66.439 kDa g/mole | 2 |
| LG49832-5 | Asparagine · Pt · Urine · 132.1 g/mole | 2 |
| LG49833-3 | Asparagine · Pt · CSF · 132.1 g/mole | 2 |
| LG49834-1 | Asparagine · Pt · Ser/Plas · 132.1 g/mole | 2 |
| LG49835-8 | Asparagine · Pt · Amnio fld · 132.1 g/mole | 2 |
| LG49836-6 | Arsenic · Pt · Ser/Plas · 74.92 g/mole | 2 |
| LG49837-4 | Arsenic · Pt · Urine · 74.92 g/mole | 3 |
| LG49838-2 | Arsenic · Pt · Bld · 74.92 g/mole | 2 |
| LG49839-0 | Arsenic · Pt · Body fld · 74.92 g/mole | 2 |
| LG49840-8 | Arsenic · 24H · Urine · 74.92 g/mole | 2 |
| LG49841-6 | Bilirubin · Pt · Dial fld · 584.673 g/mole | 2 |
| LG49842-4 | Bilirubin · Pt · Bld · 584.673 g/mole | 2 |
| LG49843-2 | Bilirubin · Pt · BldCo · 584.673 g/mole | 2 |
| LG49844-0 | Bilirubin · Pt · Periton fld · 584.673 g/mole | 2 |