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Questions related from Denisa Macková
Hello, I need a help with ion balance. I always integrated Na, Ca, Mg, K, Fe and Cl, SO4, NO3, F and so on to calculation. But now I have to incorporate Si. When I do with oxidation state 4+, the...
11 August 2021 5,321 4 View
Hi everyone, do you have some tips what can cause a high absorbance of Na in a blank solution? I'm adding a picture with a calibration curve. Solutions are made in 2% HNO3 + 2000 mg/L KCl and...
13 August 2020 7,411 6 View
Hi, I have a problem with determination of cesium using AAS. From one time I measure very low absorbance (A < 0,05 for 5 mg/l and shoul be A ∼ 0,2). Problem is only with cesium. Basic things...
23 June 2020 2,505 7 View
After a 14 days break a current in CE started to be very unstable. I changed a buffer solution, changed capillary and cleaned electrodes. What else can I do? Where can be the problem? Sometimes it...
27 April 2020 4,887 10 View
