| MS 101 | L-Cysteine, [35S]- Discontinued |
| MS 102 | L-Methionine, [35S]- Translation grade Discontinued |
| MS 103 | Met-[35S]-label Discontinued |
| MS 105 | Dimethyl sulfone, [35S]- Reagent grade Discontinued |
| MS 106 | Elemental Sulfur, [35S]- Freshly Prepared Reagent grade Discontinued |