Science in New Guinea, Volumes 13-14University of Papua New Guinea, 1987 - Agriculture |
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Page 27
For total mercury determinations , 5 g of moist sediment was digested at room temperature for 24 hours with HNO3 ( 10 ml ) followed by 5 % ( w / v ) KMnO4 ( low in mercury , 40 ml ) and then at 60 ° C for 30 minutes with further KMnO4 ...
For total mercury determinations , 5 g of moist sediment was digested at room temperature for 24 hours with HNO3 ( 10 ml ) followed by 5 % ( w / v ) KMnO4 ( low in mercury , 40 ml ) and then at 60 ° C for 30 minutes with further KMnO4 ...
Page 35
... mercury by the vapour generation technique . Technical note , Varian Techtron , Melbourne . Benjamin , M.M. & Leckie , J.O. ( 1981 ) . Multiple - site adsorption of Cd , Cu , Zn and Pb on amorphous iron oxyhydroxide . Journal of Colloid ...
... mercury by the vapour generation technique . Technical note , Varian Techtron , Melbourne . Benjamin , M.M. & Leckie , J.O. ( 1981 ) . Multiple - site adsorption of Cd , Cu , Zn and Pb on amorphous iron oxyhydroxide . Journal of Colloid ...
Page 87
... Mercury Danger In earlier versions of Grade 8 , Unit 1 ( page 24 in the 1974 version , page 29 in the 1979 version ) mercury ( II ) oxide was heated as a teacher - demonstration experiment to show that some compounds can be split into ...
... Mercury Danger In earlier versions of Grade 8 , Unit 1 ( page 24 in the 1974 version , page 29 in the 1979 version ) mercury ( II ) oxide was heated as a teacher - demonstration experiment to show that some compounds can be split into ...
Contents
Fish ulcer disease from the Ok Tedi area of Western Province Papua New Guinea | 15 |
An annotated bibliography of keys to the genera and species of vertebrates in | 37 |
An antealluvial fauna in Papua New Guinea | 107 |
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