--- product_id: 51645605 title: "Red Sea Reef Care NO3:PO4-X Nitrate and Phosphate Reducer - 16.9 oz. (500-ml) for Aquarium Coral Care, Algae Control, Optimal Coral Growth and Coloration - 1 lb" brand: "red sea" price: "KD 1.36" currency: KWD in_stock: false url: https://www.desertcart.com.kw/products/51645605-red-sea-reef-care-no3-po4-x-nitrate-and-phosphate store_origin: KW region: Kuwait --- # biological nitrate & phosphate reduction optimal coral growth & coloration 500 ml precision dosing Red Sea Reef Care NO3:PO4-X Nitrate and Phosphate Reducer - 16.9 oz. (500-ml) for Aquarium Coral Care, Algae Control, Optimal Coral Growth and Coloration - 1 lb **Brand:** red sea **Price:** KD 1.36 **Availability:** ❌ Out of Stock ## Summary > 🌊 Elevate Your Reef Game β€” Because Your Corals Deserve the Spotlight ## Quick Answers - **What is this?** Red Sea Reef Care NO3:PO4-X Nitrate and Phosphate Reducer - 16.9 oz. (500-ml) for Aquarium Coral Care, Algae Control, Optimal Coral Growth and Coloration - 1 lb by red sea - **How much does it cost?** KD 1.36 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/51645605-red-sea-reef-care-no3-po4-x-nitrate-and-phosphate) ## Best For - red sea enthusiasts ## Why This Product - Trusted red sea brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Biological Powerhouse:** Harnesses bacteria-driven reduction to naturally eliminate nuisance algae and cyanobacteria. - β€’ **Coral Color Amplifier:** Optimizes zooanthellae health, unlocking vibrant, natural coral coloration. - β€’ **Test & Monitor Friendly:** Designed for use with professional nitrate and phosphate test kits to ensure flawless aquarium conditions. - β€’ **Essential Reef Care Step:** A must-have pre-treatment for the Reef Colors supplement family to maximize coral vitality. - β€’ **Precision Dosing for Perfect Balance:** Accurately control nitrate and phosphate levels with easy-to-use 500 ml liquid formula. ## Overview Red Sea Reef Care NO3:PO4-X is a 500 ml liquid biological nitrate and phosphate remover that prevents nuisance algae and balances coral symbiotic algae for optimal growth and vibrant coloration. It works by promoting bacterial reduction processes and is essential for use with the Reef Colors supplement family. Accurate dosing with test kits is required, and it should not be combined with other phosphate removers. ## Description Product description Red Sea biological nitrate and phosphate remover prevents nuisance algae and enables control of zooanthealle for optimum coral growth and coloration. NO3:PO4-X promotes the biological reduction processes of nitrate and phosphate by bacteria to reduce nuisance algae and cyanobacteria and effectively balance the zooanthealle population of corals. NO3:PO4 -X is part of the reef care program and is an essential pre-requirement for using the reef colors supplement family that enables corals to display their natural colors. NO3:PO4-X must be accurately dosed by using nitrate and phosphate pro test kits and cannot be used with other phosphate removers. Available in 500-ml bottle. Directions 1. Test your aquarium water for nitrate and phosphate levels. 2. Accurately dose NO3:PO4-X based on the test results. 3. Do not use NO3:PO4-X with other phosphate removers. 4. Monitor nitrate and phosphate levels regularly to ensure proper reduction. ## Features - Flammable liquid and vapour. - Biological nitrate and phosphate remover prevents nuisance algae and enables control of zooanthealle for optimum coral growth and coloration - Promotes the biological reduction processes of nitrate and phosphate by bacteria to reduce nuisance algae - It is part of the reef care program and is an essential pre-requirement for using the reef colors supplement family that enables corals - NO3:PO4-X must be accurately dosed by using nitrate and phosphate pro test kits and cannot be used with other phosphate removers - Available in 500-ml bottle ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B006L48D3U | | Best Sellers Rank | 120,744 in Pet Supplies ( See Top 100 in Pet Supplies ) 1,183 in Aquarium Water Treatments | | Brand Name | Red Sea | | Customer Reviews | 4.5 4.5 out of 5 stars (547) | | Global Trade Identification Number | 00730773222032 | | Item Form | Liquid | | Item Weight | 1 Pounds | | Liquid Volume | 500 Millilitres | | Manufacturer | TopDawg Pet Supply | | Manufacturer Part Number | 306049 | | Model Number | 306049 | | Pet Type | Fish | | Target Species | Coral | | UPC | 730773222032 | | Unit Count | 1 StΓΌck | ## Product Details - **Brand:** Red Sea - **Item form:** Liquid - **Item weight:** 1 Pounds - **Liquid volume:** 500 Millilitres - **Unit count:** 1 StΓΌck ## Images ![Red Sea Reef Care NO3:PO4-X Nitrate and Phosphate Reducer - 16.9 oz. (500-ml) for Aquarium Coral Care, Algae Control, Optimal Coral Growth and Coloration - 1 lb - Image 1](https://m.media-amazon.com/images/I/616rw6PL5yL.jpg) ![Red Sea Reef Care NO3:PO4-X Nitrate and Phosphate Reducer - 16.9 oz. (500-ml) for Aquarium Coral Care, Algae Control, Optimal Coral Growth and Coloration - 1 lb - Image 2](https://m.media-amazon.com/images/I/81SY16fGxyL.jpg) ![Red Sea Reef Care NO3:PO4-X Nitrate and Phosphate Reducer - 16.9 oz. (500-ml) for Aquarium Coral Care, Algae Control, Optimal Coral Growth and Coloration - 1 lb - Image 3](https://m.media-amazon.com/images/I/71N3PqCA8mL.jpg) ## Frequently Bought Together - Red Sea NO3:PO4-X 500ml NOPOX - Nitrate & Phosphate Reducer for Reef Aquariums, Promotes Healthy Coral Growth, Controls Algae & Maintains Water - Red Sea Reef Energy Plus 500ml (AB+) All in One Coral Food for Saltwater Aquarium Marine Reef Tanks | Food for Soft, LPS, SPS, and Non-Photosynthetic Corals - Tropic Marin All-for-Reef Liquid 500 ml. --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.kw/products/51645605-red-sea-reef-care-no3-po4-x-nitrate-and-phosphate](https://www.desertcart.com.kw/products/51645605-red-sea-reef-care-no3-po4-x-nitrate-and-phosphate) --- *Product available on Desertcart Kuwait* *Store origin: KW* *Last updated: 2026-05-23*