| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
|---|
| 0.07 | ICPMS |
1994 | Personal communication, National Geophysical Research Institute | | | | V.Balaram |
| 0.05 | ICPMS |
1998 | Personal communication,M.Watanabe,MKK,Tokyo, Japan | | | | M.Watanabe |
| 0.058 | ICPMS |
1998 | Personal communcation,Universite de Liege,Belgium | | | | I.Roelandts |
| 0.06 | ICPMS |
1994 | Personal Communication,WSU GeoAnalytical Laboratory, USA | | | | C. Knaack, S. Cornelius and P. Hooper |
| 0.06 | ICPMS |
2000 | Personarl Communication,Washington State University | | | | D. Johnson |
| 0.06 | ICPMS |
2000 | Personarl Communication, Tohoku Univ. | | | | T. Ohba, T. Sugihara, T. Horie, S. Kawate |
| 0.056 | ICPMS |
2001 | Reference Materials for Geochmical Studies: New Analytical Data by ICP-MS and Critical Discussion of Reference Values | Geostandards Newsletter | 25 | 87-125 | P. Dulski |