AGDB measured parameter: Cr_ppm_AES_ST

Chromium, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after Na2O2 sinter digestion

Reference for the analytical method

Author Taggart, Joseph E., editor
Year 2002
Title Analytical methods for chemical analysis of geologic and other materials, U.S. Geological Sur
Series U.S. Geological Survey open-file report 02-223
URL http://pubs.usgs.gov/of/2002/ofr-02-0223/
Notes Title from PDF title screen (viewed on Oct. 21, 2003). Updates Open-file report 96-525. Includes bibliographical references. Mode of access: Internet. System requirements: Adobe Acrobat Reader (available free).
Organization USGS-BGC

Other parameters measuring Cr

Parameter Description
Cr_ppm_AA_F_HF Chromium, in parts per million by weight, by flame-atomic absorption spectrophotometry after multi-acid digestion with HF
Cr_ppm_AES_Acid_P Chromium, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after unknown partial digestion/leach
Cr_ppm_AES_AR_P Chromium, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after partial digestion with aqua regia
Cr_ppm_AES_Fuse Chromium, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after LiBO2 or LiBO2-Li2B4O7 fusion
Cr_ppm_AES_HF Chromium, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after HF-HCl-HNO3-HClO4 digestion
Cr_ppm_AES_ST Chromium, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after Na2O2 sinter digestion
Cr_ppm_CM_Fuse Chromium, in parts per million by weight, by colorimetry after fusion digestion
Cr_ppm_EDX Chromium, in parts per million by weight, by energy-dispersive X-ray fluorescence spectroscopy
Cr_ppm_ES_Q Chromium, in parts per million by weight, by quantitative direct-current arc emission spectrography
Cr_ppm_ES_SQ Chromium, in parts per million by weight, by semi-quantitative visual 6-step or direct reader direct-current arc emission spectrography
Cr_ppm_MS_AR_P Chromium, in parts per million by weight, by inductively coupled plasma-mass spectroscopy after partial digestion with aqua regia
Cr_ppm_MS_HF Chromium, in parts per million by weight, by inductively coupled plasma-mass spectroscopy after HF-HCl-HNO3-HClO4 digestion
Cr_ppm_NA Chromium, in parts per million by weight, by neutron activation
Cr_ppm_WDX_Fuse Chromium, in parts per million by weight, by wavelength-dispersive X-ray fluorescence spectroscopy after LiBO2 or LiBO2-Li2B4O7 fusion