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METHOD PROCEDURES
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SULFATE
11.10. SULFATE
SPECIFICATIONS
Range 0 to 150 mg/L (as SO
4
2-
)
Resolution 1 mg/L
Accuracy ±5 mg/L ±3% of reading at 25 °C
Light Source LED with narrow band interference filter @ 466 nm
Method Sulfate is precipitated with barium chloride crystals
REQUIRED REAGENTS
Code Description Quantity
HI93751-0 Sulfate Reagent 1 packet
REAGENT SETS
HI93751-01 Reagents for 100 tests
HI93751-03 Reagents for 300 tests
For other accessories see ACCESSORIES section.
MEASUREMENT PROCEDURE
• Select the Sulfate method using the procedure described in the METHOD SELECTION section.
• Fill a cuvette with 10 mL of unreacted sample (up to the mark).
Replace the plastic stopper and the cap.
• Insert the cuvette into the holder and close the lid.
• Press Zero. The display will show “-0.0-” when the meter is zeroed and ready for measurement.
10 mL
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