--- product_id: 682994399 title: "TEST ALL WATER - pH Phenol Red Rapid Dissolve Tablets | Fast, Accurate pH Tes..." brand: "test all water" price: "£34.32" currency: GBP in_stock: true reviews_count: 1 category: "Test All Water" url: https://www.desertcart.co.uk/products/682994399-test-all-water-ph-phenol-red-rapid-dissolve-tablets-fast store_origin: GB region: United Kingdom --- # Accurate pH range 6.8–8.4 Pre-measured, foil-packed tablets Rapid dissolve for fast results TEST ALL WATER - pH Phenol Red Rapid Dissolve Tablets | Fast, Accurate pH Tes... **Brand:** test all water **Price:** £34.32 **Availability:** ✅ In Stock ## Summary > 💧 Stay ahead of the curve with lightning-fast, foolproof pH testing! ## Quick Answers - **What is this?** TEST ALL WATER - pH Phenol Red Rapid Dissolve Tablets | Fast, Accurate pH Tes... by test all water - **How much does it cost?** £34.32 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/682994399-test-all-water-ph-phenol-red-rapid-dissolve-tablets-fast) ## Best For - test all water enthusiasts ## Why This Product - Trusted test all water brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Instant Precision:** Rapid dissolve tablets deliver pH readings in seconds, so you never miss a beat in pool care. - • **Effortless Testing:** Pre-measured tablets eliminate guesswork—just drop, test, and relax. - • **Optimized pH Control:** Accurately measures pH between 6.8 and 8.4, ensuring perfect chlorine efficiency and swimmer comfort. - • **Universal Compatibility:** Seamlessly integrates with all major comparators and test kits for consistent, reliable results. - • **Safe & Sustainable Chemistry:** Boric-acid-free formula with thiosulphate offsets chlorine interference, prioritizing safety and eco-conscious handling. ## Overview Phenol Red Rapid Dissolve Tablets provide fast, accurate pH testing for pools, spas, and hot tubs within a 6.8–8.4 range. Each pre-measured tablet is foil-packed for freshness and ease of use, compatible with standard comparators, and formulated to ensure safe, reliable water quality monitoring. Ideal for both professionals and pool owners seeking hassle-free, precise water balance maintenance. ## Description Product Description Review: Very good - Easy to use ## Features - FAST, ACCURATE PH TESTING - Rapid dissolve Phenol Red tablets deliver precise pH readings between 6.8 and 8.4, ensuring safe pool, spa and hot tub water. Reliable colour change makes it easy to monitor pH balance so chlorine works effectively, maintaining bather comfort and helping prevent material damage from corrosion and precipitation. - IDEAL FOR POOLS, SPAS & HOT TUBS - Perfect for everyday water checks, these tablets help maintain balanced swimming pool and hot tub conditions. For best chlorine efficiency and comfort, keep pH at 7.0 - 7.4. Also suitable for light industrial water checks, ensuring consistent control across different water systems. - EASY FOR BEGINNERS & PROFESSIONALS - Pre-measured tablets remove the complexity of liquid reagents. Just push through the foil and add to your comparator for rapid results. Suitable for pool owners, leisure operators and technicians seeking fast action, accuracy and reliable water pH readings. - COMPATIBLE WITH TEST KITS & COMPARATORS - Developed for use in visual water testing systems, pool testers and comparators, these tablets slot easily into your regular water testing routine. A versatile addition to your pool testing kit, supporting consistent and repeatable water quality checks. - SAFE & PRECISE FORMULATION - Each tablet is blister-packed in an aluminium-lined foil cup for freshness, hygiene and easy handling. Made with thiosulphate to offset chlorine interference and boric-acid-free “green chemistry” for safer handling, they ensure accuracy and safety in every test. Readings may be affected by carbonate levels, alkalinity and temperature. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C6MWYDHS | | Best Sellers Rank | 22,369 in Garden ( See Top 100 in Garden ) 53 in Pool & Hot Tub Testers | | Brand | TEST ALL WATER | | Country Of Origin | Germany | | Customer Reviews | 4.8 out of 5 stars 8 Reviews | | Manufacturer | Test All Water | | Manufacturer Part Number | 511791BT | | Material | Phenol Red | | Material Type | Phenol Red | | Model Number | 511791BT | | Recommended Uses For Product | pH, Swimming Pool Water, Spa Water, Industrial Water | | Recommended uses for product | pH, Swimming Pool Water, Spa Water, Industrial Water | | Sterility Rating | 6.8-8.4 | | Unit Count | 250.0 count | | Unit count | 250.0 count | | pH range | 6.8-8.4 | ## Product Details - **Brand:** TEST ALL WATER - **Manufacturer:** Test All Water - **Recommended uses for product:** pH, Swimming Pool Water, Spa Water, Industrial Water - **Unit count:** 250.0 count - **pH range:** 6.8-8.4 ## Images ![TEST ALL WATER - pH Phenol Red Rapid Dissolve Tablets | Fast, Accurate pH Tes... - Image 1](https://m.media-amazon.com/images/I/71f1sZymwzL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Very good *by M***L on 16 October 2025* Easy to use ## Frequently Bought Together - TEST ALL WATER - pH Phenol Red Rapid Dissolve Tablets | Fast, Accurate pH Testing 6.8-8.4 | Ideal for Pools, Spas, Industrial Use | 250 Pack - Lovibond - DPD No 1 Rapid Dissolve Tablets | Visual & Comparator Testing | Measures Bromine | Pool Water Testing Kit | 250 Tablets, DPD No 1 --- ## 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.co.uk/products/682994399-test-all-water-ph-phenol-red-rapid-dissolve-tablets-fast](https://www.desertcart.co.uk/products/682994399-test-all-water-ph-phenol-red-rapid-dissolve-tablets-fast) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-07-01*