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CO2 Drop Checkers

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  • Glass Orb CO2 Drop Checker Kit for Nature Aquarium

    Glass Orb CO2 Drop Checker Kit for Nature Aquarium

    £20.07
    Orb style glass CO2 drop checker for nature aquarium Use to easily monitor your planted aquarium CO2 levels includes one suction cup includes one bottle of ph indicator reagent *We recommend to purchase GLA 4dKH analytical standard and...
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  • GLA Aquarium CO2 Drop Checker Kit

    Nature Aquarium CO2 Drop Checker Kit

    £20.07
    Glass planted aquarium CO2 drop checker. Use to measure CO2 levels at-a-glance. Included: One (1) Suction Cup One (1) bottle of pH Indicator Reagent (10 mL) **We recommend you also purchase GLA 4dKH analytical standard to create proper CO2 Indicator...
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  • Cal Aqua Labs Oracle CO2 Drop Checker

    Cal Aqua Labs Oracle CO2 Drop Checker

    £80.33
    CAL AQUA LAB's Oracle is designed with elegance and exceptional functionality. Unique to the Oracle is a small white column at the center of the solution chamber. The white background of this column facilitates precise color identification when observing...
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  • GLA 4dKH Solution - 30ppm CO2 Analytical Standard

    GLA 4dKH Solution - 30ppm CO2 Analytical Standard

    £10.43
    4° KH or 4 dKH LAB CERTIFIED ANALYTICAL STANDARD - 118ml (4 oz) bottle CO2 Level Indicator Fluid: 71.44ppm Alkalinity as CaCO3 * ships with / includes pipette for ease of filling drop checker with indicator fluid 4 dKH fluid is used in a CO2 drop...
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  • Cal Aqua Labs Reference Solution - 30ppm CO2 Reference Color

    Cal Aqua Labs Reference Solution - 30ppm CO2 Reference Color

    £16.06
    60 ml. Reference refill solution for use with CAL AQUA LABS's dual chamber CO2 checkers. The reference solution is calibrated to 30 ppm CO2. Easy to use, no mixing required. Simply open cap and fill CO2 checker.
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