--- product_id: 57169882 title: "Growth Technology pH Down - 1 L" brand: "growth technology" price: "€ 33.57" currency: EUR in_stock: true reviews_count: 11 category: "Growth Technology" url: https://www.desertcart.be/products/57169882-growth-technology-ph-down-1-l store_origin: BE region: Belgium --- # Optimal pH range 5.8-6.2 30% orthophosphoric acid concentration Safety-grade formulation for hydroponics Growth Technology pH Down - 1 L **Brand:** growth technology **Price:** € 33.57 **Availability:** ✅ In Stock ## Summary > 🌿 Master your grow with precision pH power! ## Quick Answers - **What is this?** Growth Technology pH Down - 1 L by growth technology - **How much does it cost?** € 33.57 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/57169882-growth-technology-ph-down-1-l) ## Best For - growth technology enthusiasts ## Why This Product - Trusted growth technology brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Trusted UK Quality:** Manufactured by Growth Technology in the UK, a top-ranked brand in hydroponic nutrients with 4.4-star customer approval. - • **High-Potency Formula:** Packed with 30% orthophosphoric acid to deliver fast, effective pH adjustment with minimal volume. - • **Precision pH Control:** Maintain your hydroponic nutrient solution perfectly balanced between 5.8 and 6.2 for maximum nutrient uptake. - • **Professional Grade Safety:** Formulated for expert use with clear safety guidelines to protect your skin and eyes during handling. - • **Versatile Hydroponic Essential:** Ideal for houseplants and indoor gardens, ensuring your green space thrives with optimized nutrient absorption. ## Overview Growth Technology pH Down is a 1-litre liquid solution containing 30% orthophosphoric acid designed to precisely lower and stabilize pH levels in hydroponic nutrient solutions between 5.8 and 6.2. This professional-grade product ensures optimal nutrient availability for houseplants and indoor gardens, backed by UK manufacturing quality and a strong customer satisfaction rating. Handle with care due to its high acid concentration. ## Description Product description PH DOWN – GROWTH TECHNOLOGY pH control is essential if you grow plants in a hydroponic system. It is advisable to have a nutrient solution with a pH between 5.8 and 6.2 in order to optimize the use the nutrients essential to your plants. Growth Technology pH DOWN contains orthophosphorique acid (H3PO4). The concentration is high level of 30%, which should be used with care. Capacity: 1 litre Also available in 5L Directions Monitor and adjust the pH of the nutrient solution in your hydroponic system to optimize nutrient use, with the recommended pH between 5.8 and 6.2. Use Growth Technology pH DOWN with care due to its high acid concentration (30%). P.when('A').execute(function(A) { A.on('a:expander:toggle_description:toggle:collapse', function(data) { window.scroll(0, data.expander.$expander[0].offsetTop-100); }); }); Safety Warning Be careful when handling. This product contains 81% orthophosphoric acid, which can cause injury if used improperly. Use protective equipment and keep the product away from skin, eyes and clothing. Store the product in a cool, dry and well-ventilated area. In case of accidental contact with skin or eyes, rinse thoroughly with water. In case of swallowing or inhaling, seek medical help immediately. See more Review: Good - PH down is what it is Review: Works as intended - Arrived well wrapped up, in perfect condition. ## Features - Causes severe skin burns and eye damage. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B018683KJU | | Best Sellers Rank | 8,377 in Garden ( See Top 100 in Garden ) 14 in Hydroponic Nutrients & Additives | | Brand Name | Growth Technology | | Country of Origin | United Kingdom | | Coverage | House Plants and Indoor Gardens | | Customer Reviews | 4.4 4.4 out of 5 stars (139) | | Item Form | Liquid | | Item Weight | 1.2 kg | | Liquid Volume | 1 Litres | | Manufacturer | Growth technology | | Specific Uses For Product | House Plants and Indoor Gardens | | Target Species | plants | | Unit Count | 1000.0 millilitre | ## Product Details - **Brand:** Growth Technology - **Item form:** Liquid - **Item weight:** 1.2 kg - **Liquid volume:** 1 Litres - **Specific uses for product:** House Plants and Indoor Gardens ## Images ![Growth Technology pH Down - 1 L - Image 1](https://m.media-amazon.com/images/I/31NUoE+fM5L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good *by M***W on 19 September 2025* PH down is what it is ### ⭐⭐⭐⭐⭐ Works as intended *by B***R on 15 May 2025* Arrived well wrapped up, in perfect condition. ### ⭐⭐⭐⭐⭐ Great product and price *by T***K on 28 May 2025* Great price ## Frequently Bought Together - Growth Technology pH Down - 1 L - VitaLink CalMag 1L | Calcium & Magnesium Plant Additive with Beneficial Iron - TBA Ph Up 250ml Growth Technology --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.be/products/57169882-growth-technology-ph-down-1-l](https://www.desertcart.be/products/57169882-growth-technology-ph-down-1-l) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-04-22*