AGDB measured parameter: Co_ppm_AA_F_DTPA_P

Cobalt, in parts per million by weight, by flame-atomic absorption spectrophotometry after DTPA partial extraction

Reference for the analytical method

Author Crock, James G., and Severson, Ronald C.
Year 1980
Title Four reference soil and rock samples for measuring element availability in the western energy regions
Series Circular
Issue 841
Pages iii, 16 p.: ill.; 26 cm
URL http://pubs.er.usgs.gov/publication/cir841
Notes Includes bibliographical references (p. 16).
Organization USGS-BAL

Other parameters measuring Co

Parameter Description
Co_ppm_AA_F_DTPA_P Cobalt, in parts per million by weight, by flame-atomic absorption spectrophotometry after DTPA partial extraction
Co_ppm_AA_F_HF Cobalt, in parts per million by weight, by flame-atomic absorption spectrophotometry after multi-acid digestion with HF
Co_ppm_AA_F_HNO3_P Cobalt, in parts per million by weight, by flame-atomic absorption spectrophotometry after partial digestion with hot HNO3
Co_ppm_AES_Acid_P Cobalt, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after unknown partial digestion/leach
Co_ppm_AES_AR_P Cobalt, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after partial digestion with aqua regia
Co_ppm_AES_HF Cobalt, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after HF-HCl-HNO3-HClO4 digestion
Co_ppm_CM_HF Cobalt, in parts per million by weight, by colorimetry after multi-acid digestion with HF
Co_ppm_ES_Q Cobalt, in parts per million by weight, by quantitative direct-current arc emission spectrography
Co_ppm_ES_SQ Cobalt, in parts per million by weight, by semi-quantitative visual 6-step or direct reader direct-current arc emission spectrography
Co_ppm_MS_AR_P Cobalt, in parts per million by weight, by inductively coupled plasma-mass spectroscopy after partial digestion with aqua regia
Co_ppm_MS_HF Cobalt, in parts per million by weight, by inductively coupled plasma-mass spectroscopy after HF-HCl-HNO3-HClO4 digestion
Co_ppm_MS_ST Cobalt, in parts per million by weight, by inductively coupled plasma-mass spectroscopy after Na2O2 sinter digestion
Co_ppm_NA Cobalt, in parts per million by weight, by neutron activation