| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
| 0.001 | ICPES |
1999 | Personal Communication, Chemex, Canada | | | | Chemex |
| 0.00013 | ICPES |
2002 | Preparation of new GSJ geochemical reference material: Coral JCp-1 | Geostandards Newsletter | 26 | 95-99 | T.Okai, A.Suzuki, H.Kawahata, S.Terashima, N.Imai |
| 0.0001 | AA |
2002 | Preparation of new GSJ geochemical reference material: Coral JCp-1 | Geostandards Newsletter | 26 | 95-99 | T.Okai, A.Suzuki, H.Kawahata, S.Terashima, N.Imai |
| 0.0007 | EXRF |
2002 | Personal Communication, Southern Connecticut State Univ., USA | | | | T. Fleming |