AGDB measured parameter: Ni_ppm_ES_SQ

Nickel, 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 Ni

Parameter Description
Ni_ppm_AA_F_DTPA_P Nickel, in parts per million by weight, by flame-atomic absorption spectrophotometry after DTPA partial extraction
Ni_ppm_AA_F_HF Nickel, in parts per million by weight, by flame-atomic absorption spectrophotometry after multi-acid digestion with HF
Ni_ppm_AA_F_HNO3_P Nickel, in parts per million by weight, by flame-atomic absorption spectrophotometry after partial digestion with hot HNO3
Ni_ppm_AES_Acid_P Nickel, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after unknown partial digestion/leach
Ni_ppm_AES_AR_P Nickel, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after partial digestion with aqua regia
Ni_ppm_AES_HF Nickel, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after HF-HCl-HNO3-HClO4 digestion
Ni_ppm_AES_ST Nickel, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after Na2O2 sinter digestion
Ni_ppm_CM_HF Nickel, in parts per million by weight, by colorimetry after multi-acid digestion with HF
Ni_ppm_EDX Nickel, in parts per million by weight, by energy-dispersive X-ray fluorescence spectroscopy
Ni_ppm_ES_Q Nickel, in parts per million by weight, by quantitative direct-current arc emission spectrography
Ni_ppm_ES_SQ Nickel, in parts per million by weight, by semi-quantitative visual 6-step or direct reader direct-current arc emission spectrography
Ni_ppm_MS_AR_P Nickel, in parts per million by weight, by inductively coupled plasma-mass spectroscopy after partial digestion with aqua regia
Ni_ppm_MS_HF Nickel, in parts per million by weight, by inductively coupled plasma-mass spectroscopy after HF-HCl-HNO3-HClO4 digestion
Ni_ppm_NA Nickel, in parts per million by weight, by neutron activation
Ni_ppm_WDX_Fuse Nickel, in parts per million by weight, by wavelength-dispersive X-ray fluorescence spectroscopy after LiBO2 or LiBO2-Li2B4O7 fusion