AGDB measured parameter: K_pct_AES_AR_P

Potassium, in weight percent, by inductively coupled plasma-atomic emission spectroscopy after partial digestion with aqua regia

Reference for the analytical method

Author Church, Stanley E.
Year 1981
Title Multi-element analysis of fifty-four geochemical reference samples using inductively coupled plasma-atomic emission spectrometry
Series Geostandards Newsletter, vol 5
Pages 133-160
Organization USGS-BOER

Other parameters measuring K

Parameter Description
K_meq100g_AA_F_CX_P Potassium, in milliequivalents per 100 grams, by flame-atomic absorption spectrophotometry after partial digestion and cation exchange
K_meqL_AA_F_H2O_P Potassium, in milliequivalent grams per liter, by flame-atomic absorption spectrophotometry after solution extraction
K_pct_AA_FE Potassium, in weight percent, by flame emission spectroscopy after multi-acid digestion with HF, or after LiBO2-Li2B4O7 fusion
K_pct_AA_F_Fuse Potassium, in weight percent, by flame-atomic absorption spectrophotometry after LiBO2-Li2B4O7 fusion
K_pct_AA_F_HF Potassium, in weight percent, by flame-atomic absorption spectrophotometry after multi-acid digestion with HF
K_pct_AES_AR_P Potassium, in weight percent, by inductively coupled plasma-atomic emission spectroscopy after partial digestion with aqua regia
K_pct_AES_Fuse Potassium, in weight percent, by inductively coupled plasma-atomic emission spectroscopy after LiBO2 or LiBO2-Li2B4O7 fusion
K_pct_AES_HF Potassium, in weight percent, by inductively coupled plasma-atomic emission spectroscopy after HF-HCl-HNO3-HClO4 digestion
K_pct_AES_ST Potassium, in weight percent, by inductively coupled plasma-atomic emission spectroscopy after Na2O2 sinter digestion
K_pct_ES_Q Potassium, in weight percent, by quantitative direct-current arc emission spectrography
K_pct_ES_SQ Potassium, in weight percent, by semi-quantitative visual 6-step or direct reader direct-current arc emission spectrography
K_pct_MS_AR_P Potassium, in weight percent, by inductively coupled plasma-mass spectroscopy after partial digestion with aqua regia
K_pct_MS_HF Potassium, in weight percent, by inductively coupled plasma-mass spectroscopy after HF-HCl-HNO3-HClO4 digestion
K_pct_NA Potassium, in weight percent, by neutron activation
K_pct_WDX_Fuse Potassium, in weight percent, by wavelength-dispersive X-ray fluorescence spectroscopy after LiBO2 or LiBO2-Li2B4O7 fusion