AGDB measured parameter: Er_ppm_ES_SQ

Erbium, in parts per million by weight, by semi-quantitative visual 6-step or direct reader direct-current arc emission spectrography

Reference for the analytical method

Author Arbogast, Belinda F., editor
Year 1996
Title Analytical methods manual for the Mineral Resource Surveys Program, U.S. Geological Survey
Series Open-File Report
Issue 96-525
Pages xi, 248 leaves; 28 cm
URL http://pubs.er.usgs.gov/publication/ofr96525
Notes This edition replaces the methods portion of Open-file report 90-668 published in 1990 -- Introduction. Includes bibliographical references.
Organization USGS-BGC

Other parameters measuring Er

Parameter Description
Er_ppm_AES_HF Erbium, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after HF-HCl-HNO3-HClO4 digestion
Er_ppm_AES_HF_REE Erbium, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after HF-HCl-HNO3-HClO4 digestion, REE package
Er_ppm_ES_Q Erbium, in parts per million by weight, by quantitative direct-current arc emission spectrography
Er_ppm_ES_SQ Erbium, in parts per million by weight, by semi-quantitative visual 6-step or direct reader direct-current arc emission spectrography
Er_ppm_GV_CR Erbium, in parts per million by weight, by gravimetric classic rock analysis
Er_ppm_MS_HF Erbium, in parts per million by weight, by inductively coupled plasma-mass spectroscopy after HF-HCl-HNO3-HClO4 digestion
Er_ppm_MS_ST Erbium, in parts per million by weight, by inductively coupled plasma-mass spectroscopy after Na2O2 sinter digestion
Er_ppm_MS_ST_REE Erbium, in parts per million by weight, by inductively coupled plasma-mass spectroscopy after Na2O2 sinter digestion, REE package
Er_ppm_WDX_Fuse Erbium, in parts per million by weight, by wavelength-dispersive X-ray fluorescence spectroscopy after LiBO2 or LiBO2-Li2B4O7 fusion