| SOP and link | Analyte | Matrix | Origin | Published | Approval |
|---|---|---|---|---|---|
| Determination of 34-S isotope ratio in Bulk Materials | delta 34-S | Bulk materials | British Beef Origin Project (Q01123) |
18 February 2008 | Unknown |
| Determination of 2-H and 18-O Isotope ratio in bulk materials | delta-2-H, delta-18-O | Bulk materials | British Beef Origin Project (Q01123) |
12th February 2008 | Unknown |
