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more general categories information about this item Calendar Year Calendar Year Year (337475) 2012 (47541) Natural Resources, Earth and Environmental Sciences Natural Resources, Earth and Environmental Sciences geology (23343) phytoliths (773) coal (390) rocks (1817) sedimentary rocks (893) coal (390) natural resources (75944) energy resources (3703) fuels (2792) fossil fuels (1056) coal (390) mineral resources (1067) fossil fuels (1056) coal (390) Physical and Chemical Sciences Physical and Chemical Sciences chemical substances (129118) chemical compounds (78840) inorganic compounds (30695) metals (14084) metallic elements (11806) aluminum (654) gallium (11) indium (9) elements (30672) metallic elements (11806) aluminum (654) gallium (11) indium (9) chemistry (84737) physical phases (8840) solutions (1049) aqueous solutions (944) Reference Types Reference Types Journal (337546) Research, Technology and Engineering Research, Technology and Engineering equipment (11338) processing equipment (2394) centrifuges (32) materials science (14620) material forms (6970) droplets (373) solutions (1049) aqueous solutions (944) mathematics and statistics (33406) statistics (23850) statistical analysis (13399) regression analysis (3050) least squares (466) methodology (66114) detection (2704) detection limit (1363) technology (49139) processing technology (28127) extraction (1857) microextraction (372) Abstract of Article: Will be presented in next release Date Last Accessed: Accessed January 20, 2015 Title of Article: Ultrasound-assisted ionic liquid-based microextraction combined with least squares support vector machines regression for the simultaneous determination of aluminum, gallium, and indium in water and coal samples Author(s) of Article: Will be identified in next release Citation: Environmental monitoring and assessment 2012 v.184 no.6 pp. 3971-3981 Click to View: (Click to View) Date of Publication: 2012 Location of Article: http://pubag.nal.usda.gov/pubag/article.xhtml?id=468836 Name of Publication: Environmental monitoring and assessment Publishing Company: Will be identified in next release Accession Number: 97034