For determination of trace levels of iron by the Ferrozine method. Hach Method 8147. Range: 0.009 to 1.40 mg/L. Sample: 25 mL. 500 mL bot...

For determination of oxygen scavengers by the iron reduction method. Hach method 8140 determines carbohydrazide, diethylhydroxylamine (DE...

For determination of sulfate by the SulfaVer® 4 turbidimetric method. USEPA accepted for reporting wastewater analysis using Hach Method ...

For determination of Iron by the 1,10 phenanthroline method. USEPA approved method for reporting wastewater analysis using Hach Method 80...

For determination of oxygen scavengers by the iron reduction method. Hach method 8140 determines carbohydrazide, diethylhydroxylamine (DE...

For total chlorine determination by the DPD Method. USEPA accepted for reporting for drinking and wastewater analysis using Hach Method 8...

For determination of reactive (ortho) phosphate (phosphorus) by the PhosVer® 3 ascorbic acid method. USEPA accepted for reporting for wa...