AGDB analytical method: CM_HF

Major and minor elements by colorimetric spectrophotometry after multi-acid digestion with HF.

Bibliographic reference

Author Baedecker, Philip A., editor
Year 1987
Title Methods for geochemical analysis
Series Bulletin
Issue 1770
Pages 1 v.: ill.; 28 cm
URL http://pubs.er.usgs.gov/publication/b1770
Notes Includes bibliographies. Analytical methods used in the Geologic Division laboratories of the U.S. Geological Survey for the inorganic chemical analysis of rock and mineral samples.
Organization USGS-BAL

Parameters using this method

Parameter Description
B_ppm_CM_HF Boron, in parts per million by weight, by colorimetry after multi-acid digestion with HF
Co_ppm_CM_HF Cobalt, in parts per million by weight, by colorimetry after multi-acid digestion with HF
Fe_pct_CM_HF Total iron, in weight percent, by spectrophotometry after HF-H2SO4-HNO3 digestion
FeTO3_pct_CM_HF Total iron, as total iron oxide, in weight percent, by spectrophotometry after HF-H2SO4-HNO3 digestion
MnO_pct_CM_HF Manganese, as manganese oxide, in weight percent, by spectrophotometry after HF-H2SO4-HNO3 digestion
Mo_ppm_CM_HF Molybdenum, in parts per million by weight, by colorimetry after multi-acid digestion with HF
Nb_ppm_CM_HF Niobium, in parts per million by weight, by colorimetry after multi-acid digestion with HF
Ni_ppm_CM_HF Nickel, in parts per million by weight, by colorimetry after multi-acid digestion with HF
P2O5_pct_CM_HF Phosphorus, as phosphorus pentoxide, in weight percent, by spectrophotometry after HF-H2SO4-HNO3 digestion
Te_ppm_CM_HF Tellurium, in parts per million by weight, by colorimetry after multi-acid digestion with HF
Th_ppm_CM_HF Thorium, in parts per million by weight, by colorimetry after multi-acid digestion with HF
V_ppm_CM_HF Vanadium, in parts per million by weight, by colorimetry after multi-acid digestion with HF
W_ppm_CM_HF Tungsten, in parts per million by weight, by colorimetry after multi-acid digestion with HF