ریجنت ست برای اندازه گیری سرب با روش LeadTrak™ Fast Column Extraction LeadTrak™ Reagent Set, Fast Column Extraction Method, 20 tests Reagent Set for Lead determination by the LeadTrak™ Fast Column Extraction. Hach Method 8317. Range: 5 to 150 µg/L as Pb. Sample Size: 100 mL. 20 tests/Reagent Set.