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Hanna Checker®HC Marine pH colorimeter (pH)
The HI-780 Checker HC is a simple, accurate, and cost effective way to measure pH in seawater.

Designed as a more accurate alternative to chemical test kits, this handheld colorimeter provides quick, accurate pH testing results.
EAN: HANNA-HI780
99.00 € Gab.
84.00 €
Gab.
  • Apibūdinimas
  • Specifikacijos
Apibūdinimas

pH of ocean surface water is normally 7.5.to 8.5 pH.

Over the years however, acidification tendency is to decrease 0.1 to 0.2 pH units/century. Acidification is a consequence of carbon dioxide (CO₂) absorption in seawaters and oceans. Carbon dioxide reacts with seawater to produce carbonic acid (H₂CO₃).

pH modifications affect marine life growth, reproduction, and communication. Hydrogen ions have a tendency to bond with carbonate to form bicarbonate. The greater attraction to carbonate over calcium can adversely affect skeleton building and can limit coral growth.
Ideal for aquariums and marine biology
Easier to use and more accurate than chemical test kits
Small size, big convenience
 
Specifications

Range:  6.3 to 8.6 pH
Resolution:  0.1 pH
Accuracy @ 25°C/77°F:   ±0.2 pH
Light Source:   LED @ 525 nm
Light Detector:  silicon photocell
Method:  colorimetric adaptation of phenol red method
Auto-off:   after ten minutes of non-use
Environment:   0 to 50°C (32 to 122°F); RH max 95% non-condensing
Battery Type:   (1) 1.5V AAA
Ordering Information:  HI-780 Checker HC is supplied with sample cuvettes with caps (2), pH reagent starter set, battery, and instructions
Accessories purchased separately:   HI-780-25 Reagent set for approx. 100 tests  +  HI-780-11 Calibration set
 

Specifikacijos
Testai pH
Saugus mokėjimas
Greitas pristatymas
Grąžinimo ir keitimo galimybės
Vis dar turite klausimų? Parašykite mums
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11.00 € Gab.
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