Description
The HI721-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Iron Checker® HC. These reagents follow the Phenanthroline Method in which the reaction between iron and reagent causes an orange tint in the sample professional-grade results with the portable HI721 Checker, bridging the gap between inaccurate test strips and expensive lab equipment. Users praise their ease of use and consistency for routine monitoring Hanna HI721-25 Iron Checker Reagents 25 Tests
Specifications
- Zero the HI721 with a blank water sample in a cuvette.
- Add one HI721-25 reagent packet to a 10 mL sample.
- Shake gently to dissolve and react (orange color develops).
- Insert cuvette and read result
- Number of Tests: 25 per pack
- Method: Phenanthroline (EPA-approved adaptation)
- Storage: Cool, dry place; packets marked with lot number and expiration date for traceability
- Price: Approximately $14–15 USD (varies by retailer)
Key Applications
- Drinking water and groundwater quality testing (iron can affect taste and stain fixtures)
- Industrial water monitoring (cooling towers, boilers, corrosion detection)
- Aquaculture and aquariums (iron essential in trace amounts but toxic in excess)
- Environmental and irrigation water analysis
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