Technical Data
SAMPLE

• Analyte: Iron as NaFeEDTA, ferrous fumarate, ferrous sulfate or ferrous nitrate

• Sample: Premix, flour, soy and fish sauces, corn soy blend (CSB), lipid-based nutrient supplement (LNS)

• Sample preparation: For solid samples: dilution and homogenization in distilled or bottled water, optionally in 0.2M hydrochloric acid solution

• Sample volume per analysis: 0.4 mL (400 μL)

• Concentration range: >1.5 ppm (mg/kg), samples above 12 ppm must be diluted in water or 0.2M HCl

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DEVICE

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• Analytical method: Photometric determination of iron concentration using colorimetric reaction with bathophenantrolin

• Units displayed: mg/L

• Linear range: 1.5 – 12.0 mg/L

• Calibration: Factory set (standards included for control)

• Time per analysis: 60 min

• Environment: 20–30 °C, no direct sunlight

• Accuracy at 95% confidence interval at 25°C: ±7-34% (depends on the sample type)

• Method comparison: Atomic Absorption Spectroscopy (AAS)

• User training: 1 day training

• Use: Laboratory and field

• Data output: Sample #, Batch #, Result, Date, Time (in transferred data)

• Connectivity and data: Results are stored in the device and transferred to a PC via USB

• Power source: NiMH rechargeable batteries included; AA 1.2 or 1.5V

• Warranty: 2 years

• Device weight: 0.45 kg

• Device dimensions: 11 x 4 x 20 cm (W x H x L)

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TEST KITS

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• Content: 100 reagent vials and 20 additive vials; 120 syringes – 1.0 mL; 100 needles – 1.6mm x 25mm; 20 needles – 0.8mm x 16mm

• Chemical composition: Bathophenantrolin in organic solvent, reducing and chelating agents

• Volume per reagent vial: 2.0 mL

• Shelf life: 12 months at 20 – 30°C, no direct sunlight, upright

• Dimension of test kit: 26 x 14.5 x 16.5 cm

• Disposal instructions: Hazardous waste