Oxygen Scavengers (Iso-Ascorbic Acid) - Hanna Instruments HI83300 Instruction Manual

8.48. OXYGEN SCAVENGERS (ISO-ASCORBIC ACID)

SPECIFICATIONS
Range 0.00 to 4.50 mg/L (as Iso‑ascorbic acid)
Resolution 0.01 mg/L
Accuracy ±0.03 mg/L ±3 % of reading at 25 °C
Light Source LED with narrow band interference filter @ 575 nm
Method Adaptation of the iron reduction method
REQUIRED REAGENTS
Code Description
HI96773A‑0 Oxygen Scavengers Reagent A
HI96773B‑0 Oxygen Scavengers Reagent B
REAGENT SET
HI96773‑01 Reagents for 50 tests
HI96773‑03 Reagents for 150 tests
For other accessories see page 200.
MEASUREMENT PROCEDURE
• Select the Oxy. Scavengers (ISA)
described in the Method Selection section (see page 18).
• Fill first cuvette (#1) with 10 mL of deionized water (up to the mark).
• Fill second cuvette (#2) with 10 mL of sample (up to the mark).
• Add one packet of HI96773A‑0
to (#1) cuvette. Replace the cap and invert for 30 seconds.
Quantity
2 packets
1 mL
method using the procedure
Oxygen Scavengers Reagent A
10 mL
#1
10 mL
#2
#1
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