# Ctx Calcium Hardness Test Kit Case And Reagents item_group_id: HARDNESS-TESTER product_category: Pool & Spa > Pool Maintenance > Water Analysis language: en brand: CTX seller: LordsWorld seller_country: IT currency: EUR tax_included: true fulfillment_type: merchant canonical_url: https://lordsworld.eu/en/water-analysis/pool-hardness-tester-case-and-reagents-ctx/ parent_type: configurable ## Global Product Rules The following rules apply to all variants listed below: - Return window: 14 - Age group: adult - Age restriction: 18 - Search enabled: true - Checkout enabled: true ## Description Summary: Calcium buildup threatening your pool or spa system? Prevent limescale, water cloudiness, and blocked filters with the CTX Calcium Hardness Analyzer Kit. Designed for quick and economical measurement of calcium hardness, this kit helps maintain water clarity and system efficiency in pools, spas, and water installations. What is the CTX Calcium Hardness Analyzer Kit? This compact water testing kit (Code 70522) includes a white plastic comparison case, liquid reagents, and a reading chart to measure and evaluate calcium hardness levels. Ideal for residential and commercial pool owners, the kit simplifies routine analysis to avoid mineral buildup and water quality issues. Detailed Information: Key Benefits Prevents scale formation on pool surfaces and equipment. Avoids water turbidity and cloudy appearance caused by hard water. Protects filters, heaters, and plumbing from calcium blockage. Fast, affordable and user-friendly for regular water testing. Essential for maintaining ideal water balance and longevity of installations. Main Functions The CTX Hardness Analyzer Kit is used to determine calcium hardness levels in water by comparing colorimetric results against a reference scale. It helps you quickly assess whether corrective action, such as water softening or chemical adjustment, is needed. Technical Features Case Material: White plastic with internal slots for test components Measurement Type: Liquid reagent color comparison Includes: Comparison case, reagents (Hardness 1 and 2), reading chart Replacement Reagents: 70520 – Hardness 1 Reagent (250 cc) 70519 – Hardness 2 Reagent (250 cc) How to Use It Collect a sample of the water to be tested in the test vial. Add the correct amount of Hardness 1 reagent, followed by Hardness 2. Shake gently and compare the resulting color against the reference card provided. Note the calcium hardness level and take appropriate action if necessary. Why Choose This Product? Trusted CTX quality for reliable pool water testing. Reusable testing system with cost-effective refill reagents. Compatible with both professional and private pool systems. Ensures proper maintenance of water quality to avoid costly damage. Safety, Storage & Eco Info Keep reagents tightly closed and store in a cool, dry place. Wear gloves and avoid contact with skin and eyes. Dispose of used test solutions in accordance with local environmental regulations. FAQs Can I reuse the kit? Yes, only the reagents need replacing after repeated use. How often should I test calcium hardness? Ideally once per week, especially in hard water areas. What is the ideal calcium hardness level? Typically between 200–400 ppm for pools. Why Shop with LordsWorld Fast EU shipping and competitive pricing Product authenticity and quality guaranteed Technical support and expert advice Secure checkout and data protection Support & Contact If you need help with compatibility or usage, contact us. For technical products, we will contact you before shipment if any compatibility concerns arise. Available Variants 70522: CTX Hardness Test Kit – Case + Liquid Reagents 70520: Reagent Hardness 1 – 250 cc 70519: Reagent Hardness 2 – 250 cc Legal Note This kit is compliant with European standards for water testing and chemical use. Always follow label instructions and safety guidelines. Key Characteristics Colorimetric Analysis Kit Liquid Reagent System Reagent Refills Available Prevents Scaling and Cloudy Water CTX Certified Quality ## Variants ### Variant: Ctx Calcium Hardness Test Kit Case And Reagents 70520-ANALISI id: 70520-ANALISI gtin: 0652733169563 condition: new price: 18.93 (Tax Excl.) status: in_stock inventory: 19 weight: 2 dimensions: L 4 W 2 H 1 delivery_estimate: 3-5 Days shipping_rates: - IT::standard:6.00 EUR - FR::standard:10.50 EUR - DE::standard:10.50 EUR - ES::standard:9.59 EUR - GB::standard:11.49 EUR - AT::standard:9.12 EUR - BG::standard:9.12 EUR - EE::standard:19.74 EUR - HR::standard:19.74 EUR - CY::standard:27.00 EUR - CZ::standard:19.74 EUR - DK::standard:19.74 EUR - BE::standard:9.59 EUR - FI::standard:19.74 EUR - NL::standard:9.59 EUR - MT::standard:13.00 EUR - SE::standard:9.59 EUR - CH::standard:28.35 EUR - PT::standard:13.00 EUR - PL::standard:9.59 EUR - LU::standard:9.59 EUR - SK::standard:10.50 EUR - RO::standard:9.59 EUR - GR::standard:9.59 EUR - HU::standard:9.12 EUR - IE::standard:9.59 EUR - LV::standard:19.74 EUR - LT::standard:19.74 EUR - SI::standard:9.59 EUR - NO::standard:26.25 EUR links: - link: https://lordsworld.eu/en/water-analysis/pool-hardness-tester-case-and-reagents-ctx/282 - image: https://lordsworld.eu/1028-large_default/pool-hardness-tester-case-and-reagents-ctx.jpg - additional_image: https://lordsworld.eu/2900-large_default/pool-hardness-tester-case-and-reagents-ctx.jpg ### Variant: Ctx Calcium Hardness Test Kit Case And Reagents 70519-ANALISI id: 70519-ANALISI gtin: 0652733421258 condition: new price: 6.04 (Tax Excl.) status: in_stock inventory: 2 weight: 2 dimensions: L 4 W 2 H 1 delivery_estimate: 3-5 Days shipping_rates: - IT::standard:6.00 EUR - FR::standard:10.50 EUR - DE::standard:10.50 EUR - ES::standard:9.59 EUR - GB::standard:11.49 EUR - AT::standard:9.12 EUR - BG::standard:9.12 EUR - EE::standard:19.74 EUR - HR::standard:19.74 EUR - CY::standard:27.00 EUR - CZ::standard:19.74 EUR - DK::standard:19.74 EUR - BE::standard:9.59 EUR - FI::standard:19.74 EUR - NL::standard:9.59 EUR - MT::standard:13.00 EUR - SE::standard:9.59 EUR - CH::standard:28.35 EUR - PT::standard:13.00 EUR - PL::standard:9.59 EUR - LU::standard:9.59 EUR - SK::standard:10.50 EUR - RO::standard:9.59 EUR - GR::standard:9.59 EUR - HU::standard:9.12 EUR - IE::standard:9.59 EUR - LV::standard:19.74 EUR - LT::standard:19.74 EUR - SI::standard:9.59 EUR - NO::standard:26.25 EUR links: - link: https://lordsworld.eu/en/water-analysis/pool-hardness-tester-case-and-reagents-ctx/283 - image: https://lordsworld.eu/1028-large_default/pool-hardness-tester-case-and-reagents-ctx.jpg - additional_image: https://lordsworld.eu/2900-large_default/pool-hardness-tester-case-and-reagents-ctx.jpg ### Variant: Ctx Calcium Hardness Test Kit Case And Reagents 70522-ANALISI id: 70522-ANALISI gtin: 0652733431974 condition: new price: 20.10 (Tax Excl.) status: in_stock inventory: 1786 weight: 2 dimensions: L 4 W 2 H 1 delivery_estimate: 3-5 Days shipping_rates: - IT::standard:6.00 EUR - FR::standard:10.50 EUR - DE::standard:10.50 EUR - ES::standard:9.59 EUR - GB::standard:11.49 EUR - AT::standard:9.12 EUR - BG::standard:9.12 EUR - EE::standard:19.74 EUR - HR::standard:19.74 EUR - CY::standard:27.00 EUR - CZ::standard:19.74 EUR - DK::standard:19.74 EUR - BE::standard:9.59 EUR - FI::standard:19.74 EUR - NL::standard:9.59 EUR - MT::standard:13.00 EUR - SE::standard:9.59 EUR - CH::standard:28.35 EUR - PT::standard:13.00 EUR - PL::standard:9.59 EUR - LU::standard:9.59 EUR - SK::standard:10.50 EUR - RO::standard:9.59 EUR - GR::standard:9.59 EUR - HU::standard:9.12 EUR - IE::standard:9.59 EUR - LV::standard:19.74 EUR - LT::standard:19.74 EUR - SI::standard:9.59 EUR - NO::standard:26.25 EUR links: - link: https://lordsworld.eu/en/water-analysis/pool-hardness-tester-case-and-reagents-ctx/281 - image: https://lordsworld.eu/1028-large_default/pool-hardness-tester-case-and-reagents-ctx.jpg - additional_image: https://lordsworld.eu/2900-large_default/pool-hardness-tester-case-and-reagents-ctx.jpg