Method validation for determination of trace elements in urine for occupational ev...
Internal standard addition method using flowing gradient concentration in spectros...
Evaluation of bismuth as internal standard for lead in spectrometric techniques
1) simultaneous determination of arsenic anad selenium in brazilian soluble cofe b...
Combination of atomic absorption spectrometry with sequential determination and th...
The use of microextraction packed sorbent (MEPS) to arsenic speciation in clinical...
Preparation, characterization and thermoanalytical studies of heterogeneous cataly...