| The JBL Permanent Test CO2 plus pH is a beautifully designed unit for attaching inside the aquarium which permanently displays the pH value or the CO2 content of the aquarium water. Two separate colour scales, one for pH and the other for CO², are included with the unit to be attached to the pane of the aquarium, as required. ndicates CO2 content and pH level. Includes KH (Carbonate hardness) level. Exact reading ensured by white background in test holder. -You can oder the complete test kit with coloure chart and test accessories or only the reagents at the refill kit. |
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