Mirzakhmedov Rustamjon Mirkhamidovich; Mirusmanova Babur girl in Paris. SORBTION-PHOTOMETRIC DETERMINATION OF LEAD (II) ION IN 1,3,4-THIADIAZOLE-2,5-DITIOL ORGANIC REAGENT AID. Galaxy int. interdiscip. res. j. 2023, 11, 139-141.