Spectrophotometric estimation of arsenic in nitric acid extracts of soil and soil additives.
D001151:Arsenic / Q000032:analysis*; D003124:Colorimetry; D009566:Nitrates / Q000032:analysis*; D012987:Soil / Q000032:analysis*; D013053:Spectrophotometry
D009566:Nitrates; D012987:Soil; D001151:Arsenic