Meter of pH digital of water, fertilizers and substrates which will allow you to cultivate in the best possible way.


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Weight 0.1 kg

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HI981401N-02 Grochek water resistant pH indicator with electrode, 12VDC EU, buffers and calibration screwdriver by Hanna Instruments.

Phmeter Hanna Grochek, indicator of pH HI 981401N-02 has been designed to meet the grower’s need for equipment suitable for the aggressive environments found in agricultural and hydroponic applications. Phmeter Hanna Grochek is water resistant and features a molded eye that allows installation monitoring right above the sample.
The measurements are extremely accurate and can be verified with a two-point calibration. With a 12 VDC power supply included with the meter, low battery failures are never a problem. The electrode is interchangeable and the connector is well protected by a waterproof sheath. The meter comes with a stainless steel probe, which prevents potential grounding problems and ensures longer electrode life.
The gel-filled pH electrode has been specially designed to meet the needs of growers. Its design guarantees greater resistance to clogging in fertilizers with high concentration of nutrients such as phosphates and nitrates.

  • Water resistant
  • One or two point calibration
  • Resistance to electrode obstruction




Hanna Instruments is a company that deals with the production of special high quality pH meters. It is in fact a leading brand in the production of ph meters with the aim of measuring soil ph in the field. This is not all, in fact, in our catalog there are also excellent ph tester for water, i.e. a ph meter for water and the nutrient solutions added before fertilizing the plants.

Best ph meter for growing weed in soil

In our opinion, the best ph meter for growing weed in soil is part of the Hanna Instruments family, namely the ph meter Hanna Growchek. According to Eureka Grow Shop it is the best ph meter for growing weed in soil, with a special precision, excellent resistance and a fantastic quality/price ratio.


We have been operating directly from the heart of Barcelona for about 7 years, as a seed bank and as a grow shop. In a short time we have confirmed ourselves among the best grow shops and head shops in all of Europe and the best in Barcelona. Since 2017 we have become official distributors of more than 70 Brands concerning indoor cultivation and head shops. Are you a reseller? Click here and find out how to become an official reseller to get grow shop products at bargain prices!

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Our Grow Shop Online does everything possible to deliver all products in the shortest possible time frame (24-48H). But if it is not possible we will deliver the item in 5-10 working days.

The shipment of our items is 100% safe, after shipping you will be informed via email and you will be provided with the parcel tracking code. For anonymous shipments, request (immediately after placing the order) via WhatsApp +39 3463229342

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If you are an authorized reseller with a VAT number, you can order wholesale or retail products in a different way. Visit the RESELLER page and find out how to become an official Eureka Grow Shop reseller.