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METHOD PROCEDURES
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MAGNESIUM
11.6. MAGNESIUM
SPECIFICATIONS
Range 0 to 150 mg/L (as Mg
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 Adaptation of the Calmagite Method
REQUIRED REAGENTS
Code Description Quantity
HI93752A-Mg Magnesium Reagent A 1 mL
HI93752B-Mg Magnesium Reagent B 9 mL
REAGENT SETS
HI937520-01 Reagents for 50 tests
HI937520-03 Reagents for 150 tests
For other accessories see ACCESSORIES section.
MEASUREMENT PROCEDURE
• Select the Magnesium method using the procedure described in the METHOD SELECTION section.
• Add 1 mL of HI93752A-Mg Magnesium
Reagent A to the cuvette using a 1 mL
syringe and use the pipette to fill the
cuvette up to the 10 mL mark with the
HI93752B-Mg Magnesium Reagent B.
• Replace the plastic stopper and the cap.
Invert several times to mix.
• Insert the cuvette into the holder and close
the lid.
1 mL 10 mL
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