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  • COLOMBO NITRATE (NO3) Freshwater Test Kit
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    $20.60

    COLOMBO NITRATE (NO3) Freshwater Test Kit

    Nitrate FRESHWATER TEST KIT   Check nitrate values regulary to check if your filter is performing well. Especially during the start of a new aquari...

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    $20.60
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  • COLOMBO NITRITE (NO2) Freshwater Test Kit
    $13.60

    COLOMBO NITRITE (NO2) Freshwater Test Kit

    Nitrite FRESHWATER TEST KIT   High Nitrite levels are a direct danger to your fish. If ammonia or nitrite levels are too high, make a water change ...

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    $13.60
  • COLOMBO PH Freshwater Test Kit
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    $12.80

    COLOMBO PH Freshwater Test Kit

    PH FRESHWATER TEST KIT   The pH is mathematical reference for the amount of acids dissolved in water. The pH can have a value between 0 and 14. A l...

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    $12.80
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  • COLOMBO Phosphate (PO4) Freshwater Test Kit
    $21.40

    COLOMBO Phosphate (PO4) Freshwater Test Kit

    Phosphate FRESHWATER TEST KIT   Phosphate levels would rise in aquariums that are not properly maintained and contribute to high algae growth. Test...

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    $21.40
  • D-D True Seawater Refractometer (AQPR001)
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    $79.00

    D-D True Seawater Refractometer (AQPR001)

    Introduction D-D True Seawater Refractometer Hand held instrument for the measurement of the TRUE Salinity and Specific Gravity ...

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    $79.00
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  • HANNA HI702 Marine Copper High Range Colorimeter Checker HC
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    $109.00

    HANNA HI702 Marine Copper High Range Colorimeter Checker HC

    Product information "HI702* High Range Copper Colorimeter – Checker® HC" Details The HI702 Checker®HC (Handheld Colorimeter) is a simple, accurate,...

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    $109.00
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  • HANNA HI736 Nitrite Ultra Low Range Checker Colorimeter
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    $99.00

    HANNA HI736 Nitrite Ultra Low Range Checker Colorimeter

    Hanna Instruments HI764 Checker Colorimeter Nitrite Ultra Low Range - Dedicated to a single parameterDesigned to work with HANNA’s powder reagents ...

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    $99.00
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  • HANNA HI758 Marine Calcium Checker HC Colorimeter
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    $99.00

    HANNA HI758 Marine Calcium Checker HC Colorimeter

    Product information "HI758 Checker HC ® - MARINE Calcium" Calcium presence in water supplies results from passage over deposits of limestone, dolom...

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    $99.00
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  • HANNA HI764 Nitrite Ultra Low Range Checker Colorimeter
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    $99.00

    HANNA HI764 Nitrite Ultra Low Range Checker Colorimeter

    Hanna Instruments HI764 Checker Colorimeter Nitrite Ultra Low Range - Dedicated to a single parameterDesigned to work with HANNA’s powder reagents ...

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    $99.00
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  • HANNA HI774 Marine Phosphate - Ultra Low Range HC Colorimeter
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    $99.00

    HANNA HI774 Marine Phosphate - Ultra Low Range HC Colorimeter

    Product information "HI774* Phosphate Ultra Low Range Colorimeter – Checker® HC" The HI774 Ultra Low Range Phosphate Checker® HC (Handheld Colorime...

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    $99.00
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  • HANNA Marine Alkalinity (dKH) Checker HC
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    $99.00

    HANNA Marine Alkalinity (dKH) Checker HC

    Product information "HI772 Checker HC ® - MARINE Alkalinity (dKH)" The HI772 Checker®HC (Handheld Colorimeter) provides a simple, accurate and cost...

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    $99.00
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  • JBL Ammonium Test NH4
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    $19.00

    JBL Ammonium Test NH4

    JBL Ammonium Test NH₄Quick test to determine ammonium/ammonia content in freshwater/marine water aquariums and in ponds Simple and r...

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    $19.00
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  • JBL Nitrate Test NO3
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    $25.00

    JBL Nitrate Test NO3

    JBL Nitrate Test NO₃Quick test to determine the nitrate content in freshwater/marine water aquariums and in ponds Determines optimum...

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    $25.00
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  • JBL Nitrite Test NO2
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    $16.00

    JBL Nitrite Test NO2

    JBL Nitrite Test NO₂Quick test to determine the nitrite content in freshwater/marine water aquariums and in ponds Simple and reliabl...

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    $16.00
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  • JBL pH Test 3.0-10.0
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    Original Price $13.40
    Current Price $13.00

    JBL pH Test 3.0-10.0

    JBL pH Test 3.0-10.0Quick test to determine the acidity in ponds as well as in freshwater and marine aquariums Easy and reliable mon...

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    Original Price $13.40
    Current Price $13.00
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  • JBL pH Test 6.0-7.6
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    $13.00

    JBL pH Test 6.0-7.6

    JBL pH Test 6.0-7.6Quick test to determine the pH values in freshwater aquariums in the range 6.0-7.6 Controls the water values in a...

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    $13.00
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  • JBL pH Test 7.4-9.0
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    $15.00

    JBL pH Test 7.4-9.0

    JBL pH Test 7.4-9.0Quick test to determine the pH values in ponds, freshwater and marine aquariums in the range 7.4-9.0 Easy and rel...

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    $15.00
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  • JBL PROAQUATEST EASY 7in1
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    $28.50

    JBL PROAQUATEST EASY 7in1

    JBL PROAQUATEST EASY 7in1Test strips for quick aquarium water testing Test strips for testing 7 important water values in 1 minute: quick test ...

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    $28.50
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  • JBL ProScan
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    Original Price $40.90
    Current Price $40.00

    JBL ProScan

    JBL PROSCANMULTI WATER TEST WITH EVALUATION BY MEANS OF SMARTPHONE APP Contains 24 analysis strips ( GH, KH, pH, nitrite, nitrate, chlorine and ...

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    Original Price $40.90
    Current Price $40.00
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  • JBL ProScan Recharge
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    Original Price $31.60
    Current Price $30.00

    JBL ProScan Recharge

    JBL PROSCAN RECHARGEREFILL TEST STRIPS FOR JBL PROSCAN 24 analysis strips for digital evaluation with the JBL ProScan app. These analysis strips...

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    Original Price $31.60
    Current Price $30.00
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  • JBL Test Combi Set Plus NH4
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    $75.00

    JBL Test Combi Set Plus NH4

    Test case for the most important water values in freshwater aquariums, incl. ammonium test Suitable: ...

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    $75.00
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  • Milwaukee MW101 PRO pH Meter
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    $198.00

    Milwaukee MW101 PRO pH Meter

    SUMMARY The Milwaukee MW101 PRO pH meter has won fans around the world with its reliable, fast and simple operation as well as its toughness and a...

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    $198.00
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  • MILWAUKEE pH51 Waterproof pH Meter
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    Original Price $60.00
    Current Price $58.00

    MILWAUKEE pH51 Waterproof pH Meter

    pH51 Waterproof pH Tester with replaceable electrode These instruments are designed for all applications. Its’ IP65 Waterproof casing and double ju...

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    Original Price $60.00
    Current Price $58.00
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  • MILWAUKEE pH55 pH & Temperature Meter
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    Original Price $85.00
    Current Price $80.00

    MILWAUKEE pH55 pH & Temperature Meter

    pH55 has a stability indicator and hold function that freezes the display for easy and accurate recording. The large display also has graphic symbo...

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    Original Price $85.00
    Current Price $80.00
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