Mineral Resources On-Line Spatial Data

Thorium, in parts per million, by semi-quant direct-current arc emission spectrography.

Parameter	Description
ThCV_pct_DN	Thorium, coefficient of variance, in percent, by delayed neutron counting.
ThCV_pct_NA	Thorium, coefficient of variance, in percent, by neutron activation.
Th_ppm_AES_HF	Thorium, in parts per million, by inductively coupled plasma-atomic emission spectroscopy after multi-acid digestion with HF.
Th_ppm_CM	Thorium, in parts per million, by colorimetry.
Th_ppm_DN	Thorium, in parts per million, by delayed neutron counting.
Th_ppm_EDX	Thorium, in parts per million, by energy-dispersive X-ray fluorescence spectroscopy.
Th_ppm_ES	Thorium, in parts per million, by semi-quant direct-current arc emission spectrography.
Th_ppm_ES_Q	Thorium, in parts per million, by quant direct-current arc emission spectrography.
Th_ppm_MS_HF	Thorium, in parts per million, by inductively coupled plasma-mass spectroscopy after multi-acid digestion with HF.
Th_ppm_MS_P	Thorium, in parts per million, by inductively coupled plasma-mass spectroscopy after partial digestion.
Th_ppm_MS_SF	Thorium, in parts per million, by inductively coupled plasma-mass spectroscopy after sinter or fusion digestion.
Th_ppm_NA	Thorium, in parts per million, by neutron activation.
Th_ppm_WDX	Thorium, in parts per million, by wavelength-dispersive X-ray fluorescence spectroscopy.

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Page Last modified: 13:42 on 06-Apr-2012