%0 Journal Article %T Determination of trace amounts of phosphate in water samples by ion-exchange resin thin-layer spectrophotometry %A Matsuhisa, Kiichi %A Ohzeki, Kunio %J The Analyst %V 111 %N 6 %P 685-689 %@ 0003-2654 %D 1986-01-01 %I The Royal Society of Chemistry %~ DeepDyve