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    JBL K Test

    JBL K Test

    • For approx. 25 tests
    • Measuring range: 2.0 to 15 mg/l
    In stock
    Free shipping on orders over € 50.- within Germany Change region
    1-3 business days - order today and we’ll deliver next week on Wednesday at the earliest
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    The JBL K test set is an easy-to-use quick test for determining the potassium level of freshwater.


    • Potassium is an essential plant nutrient that is quickly exhausted
    • Lack of potassium leads to stagnating plant growth and perforated leaves
    • Measuring range: 2.0 to 15 mg/l
    • For approx. 25 measurements
    • Includes syringe to measure amount of water

    Product safety

    Safety information in accordance with GHS


    Signal word: Danger

    • H314 Causes severe skin burns and eye damage.



    JBL is a German company with a long tradition and a vast product range for aquarium enthusiasts. From high-quality fish and shrimp food over external filters to aquatic plant fertilisers - JBL offers an enormous choice for every aquarium keeper.

    The research and development department of JBL constantly brings new innovative products onto the market. No matter whether you are an aquascaper, fish keeper, shrimp keeper or planted tank enthusiast, JBL offers suitable tools and accessories for all of these aspects of the hobby in order to support aquarium enthusiasts with the set-up and maintenance of their tanks.

    General information

    Please choose a variant to see more information.

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    Customer reviews

    This item has been rated 4.5 out of 5 stars
    1 Reviews
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    5 Stars(7)
    4 Stars(2)
    3 Stars(0)
    2 Stars(1)
    1 Star(0)
    Michael R.
    13th September 2015
    JBL - K Test - Test kit
    JBL - K Test - Test kit

    Bei einer Gegenmessung einer Laborprobe mit einem Kaliumgehalt von 0,5mg/l zeige der JBL Test einen Wert von 4 mg/l. Die Genauigkeit des Tests ist daher eher sehr zweifelhaft. (mehr lesen)

    Dominik W.
    24th November 2015
    JBL - K Test - Test kit
    JBL - K Test - Test kit

    Der Test ist absolut einfach zu Bedienen und abzulesen.

    Er zeigt die von mir berechnet Werte 1:1 an.

    Der Preis ist absolut gut für einen so zuverlässigen Test.

    Ralf M.
    13th June 2016
    JBL - K Test - Test kit
    JBL - K Test - Test kit

    Einfach zu Bedienen und gut ablesbarer Kalium -Test. Hat mir geholfen, meine Düngemenge optimal einzustellen. (mehr lesen)