Product information "HI38000* CTK Sulfate"
The procedure for determining sulfate is a modification of the barium sulfate turbidimetric method.
Sulfate is precipitated as barium sulfate by reaction with barium chloride in acidic medium. The turbidity is proportional to the concentration of sulfate:
(SO4)2- + Ba2+ ? BaSO4
HI 38000 test kit comes with 100 packets sulfate reagent A, 53 g sulfate reagent B, 10 mL complexing agent, 50 mL glass test tube, 50 mL plastic vessel, 3 mL plastic pipette and spoon.
Range 20-100 mg/L
Smallest Increment 5 mg/L
Chemical Method Barium chloride
Number of Tests 100
Weight 290 g