| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
|---|
| 1.6 | XRF |
1985.08 | Personal communication, Govern. Chem. Lab., Brisbane, Australia | | | | H.A.Olszowy |
| <2 | OES |
1987.05 | Personal communication, Vernadsky Inst. Geoch. Anal. Chem.,USSR | | | | B.F.Myasoedov |
| 0.58 | OES |
1988.02 | Personal communication, USSR Academy of Sciences Siberian Branch | | | | V.P.Afonin |
| 0.083 | INAA |
1989.03 | Personal communication, Musashi Institute of Technology, Japan | | | | S.Hirai and S.Suzuki |
| <100 | AA |
1989.03 | Personal communication, Ministry Ener. Mines., Caracas, Venezuela | | | | H.Takeda |
| 0.58 | OES |
1989.1 | Determination of trace abundances of Ag, B, Ge, Mo, Sn, Tl and W in geochemical reference samples by atomic emission spectrography | Geost. Newsletter | 13 | 269-272 | A.I.Kuznetsova and N.L.Chumakova |
| 0.09 | ICPMS |
1990.04 | Analysis of standard reference materials for Zr, Nb, Hf and Ta by ICP-MS after lithium metaborate fusion and cupferron separation | Geost. Newsletter | 14 | 197-206 | G.E.M.Hall and J.C.Pelchat |
| 0.16 | AA |
1996 | Determination of molybdenum in fifty three geochemical reference materials by flameless atomic absorption spectrometry | Geostamdards Newsletter | 21 | 93-96 | S.Terashima |
| 1 | XRF |
1996 | Personal communication,Bremen Univ., Germany | | | | M.Zuther |
| <2 | EXRF |
2002 | Personal Communication, Southern Connecticut State Univ., USA | | | | T. Fleming |