| ISO 21675-LSS | Perfluoro-n-[1,2,3,4-13C4]butanoic acid (MPFBA) | 1017281-29-6 | 100 ng/mL |
| ISO 21675-LSS | Perfluoro-n-[1,2,3,4,5-13C5]pentanoic acid (MPFPeA) | 2283397-79-3 | 100 ng/mL |
| ISO 21675-LSS | Perfluoro-n-[1,2,3,4,6-13C5]hexanoic acid (MPFHxA) | 2328024-54-8 | 100 ng/mL |
| ISO 21675-LSS | Perfluoro-n-[1,2,3,4-13C4]heptanoic acid (MPFHpA) | 2328024-55-9 | 100 ng/mL |
| ISO 21675-LSS | Perfluoro-n-[13C8]octanoic acid (MPFOA) | 1350614-84-4 | 100 ng/mL |
| ISO 21675-LSS | Perfluoro-n-[13C9]nonanoic acid (MPFNA) | 2283397-80-6 | 100 ng/mL |
| ISO 21675-LSS | Perfluoro-n-[1,2,3,4,5,6-13C6]decanoic acid (MPFDA) | 2328024-56-0 | 100 ng/mL |
| ISO 21675-LSS | Perfluoro-n-[1,2,3,4,5,6,7-13C7]undecanoic acid (MPFUdA) | NA | 100 ng/mL |
| ISO 21675-LSS | Perfluoro-n-[1,2-13C2]dodecanoic acid (MPFDoA) | 960315-52-0 | 100 ng/mL |
| ISO 21675-LSS | Perfluoro-n-[1,2-13C2]tetradecanoic acid (MPFTeDA) | 2708218-82-8 | 100 ng/mL |
| ISO 21675-LSS | Perfluoro-n-[1,2-13C2]hexadecanoic acid (MPFHxDA) | NA | 100 ng/mL |
| ISO 21675-LSS | Perfluoro-1-[13C8]octanesulfonamide (MFOSA) | NA | 100 ng/mL |
| ISO 21675-LSS | N-methyl-d3-perfluoro-1-octanesulfonamide (d-N-MeFOSA) | 936109-37-4 | 100 ng/mL |
| ISO 21675-LSS | N-ethyl-d5-perfluoro-1-octanesulfonamide (d-N-EtFOSA) | 936109-40-9 | 100 ng/mL |
| ISO 21675-LSS | N-methyl-d3-perfluoro-1-octanesulfonamidoacetic acid (d3-N-MeFOSAA) | NA | 100 ng/mL |
| ISO 21675-LSS | N-ethyl-d5-perfluoro-1-octanesulfonamidoacetic acid (d5-N-EtFOSAA) | 1265205-97-7 | 100 ng/mL |
| ISO 21675-LSS | 2H-Perfluoro-2-[1,2-13C2]-decenoic acid (8:2) (MFOUEA) | 872398-79-3 | 100 ng/mL |
| ISO 21675-LSS | 2,3,3,3-Tetrafluoro-2-(1,1,2,2,3,3,3-heptafluoropropoxy)-13C3-propanoic acid (13C-GenX) (MHFPO-DA) | 3030247-97-0 | 100 ng/mL |
| ISO 21675-LSS | Sodium perfluoro-1-[2,3,4-13C3]butanesulfonate (MPFBS) | 2708218-84-0 | 100 ng/mL |
| ISO 21675-LSS | Sodium perfluoro-1-[1,2,3-13C3]hexanesulfonate (MPFHxS) | 2708218-86-2 | 100 ng/mL |
| ISO 21675-LSS | Sodium perfluoro-[13C8]octanesulfonate (MPFOS) | 2522762-16-7 | 100 ng/mL |
| ISO 21675-LSS | Sodium 1H,1H,2H,2H-perfluoro-1-[1,2-13C2]-octane sulfonate (6:2) (M2-6:2FTS) | 2708218-89-5 | 100 ng/mL |
| ISO 21675-LSS | Sodium 1H,1H,2H,2H-perfluoro-1-[1,2-13C2]-decane sulfonate (8:2) (M2-8:2FTS) | 2708218-90-8 | 100 ng/mL |
| ISO 21675-LSS | Sodium bis(1H,1H,2H,2H-[1,2-13C2]perfluorodecyl) phosphate (M4-8:2diPAP) | NA | 100 ng/mL |
| ISO 21675-LSS | | | |
| ISO 21675-LSS | Listed concentrations for the perfluoroalkylsulfonates are reported as the salt. | | |