AK48 Total Hardness Tester with 0 to 300 ppm range.
- Total Hardness in water is generally the Concentration of Calcium and Magnesium Ions in Water.
- Ideal recommended drinking water should have a hardness between 60 ppm and 120 ppm.
Water hardness levels:
- 0 – 60 mg/l is regarded as soft for most purposes (some processes require far lower);
- 61 – 120 mg/l is moderately hard;
- 121 – 180 mg/l is hard.
- 180 ppm and above very hard
Specifications:
- Measuring range: 0 to 300 ppm
- Resolution: 1 ppm
- Accuracy: ± 3 ppm +5% reading
- Sample temperature: 15 to 35 °C
- Sample volume: 10 mL
- Light source: Light emitting Diode (LED)
- Wavelength: 470 nm
- Measuring cell: Glass Cuvette
- Auto power off: After 2 minutes
- Display: Oled
- Languages: English, Spanish, Italian, Portuguese
- Operating Temperature: 0 to 50 °C
- Operating Humidity: 10 to 90 % RH (non-condensing)
- Power Supply: 9V Battery
- Dimensions: 73x77x40 mm (W x H x D)
- Weight: 120 g (with battery)
- Method of measurement: Adaptation of the Standard Methods 2340C
AK48 is supplied complete with:
- Hard carrying case
- 2 cuvettes (Ø18.8 mm x 68mm)
- Tissue to clean cuvet
- Instruction manual
- 1 x 9V battery
Optional accessories:
- AK4048: liquid reagent for Hardness Tester AK48 (100 tests)
- AK4210: Kit standard calibration solution Hardness Tester AK48
- AK4551: Cuvette for Tester photometers (1 pcs.)
