In the present investigation,the preparation of α,α-dithiobis-[β-(2-furan) aerylic acid](DTFA)from furaldehyde and rhodanine and its effect on serum zinc concentration were studied in rats. usingatomic absorption method serum zinc concentration was determined afteradministration of ZnSO_or mixture of ZnSO_and DTFA.
RESULTS The derivative flame atom absorption method improves the sensitivity of chromium testing.
An absorption method for the determination of trace silver and gold in lead anode slime.
The content of K (superscript +) in low-sodium salt was first determined by atomic absorption method.