Shop with Confidence — Free Shipping on All Orders

{"id":9552029155479,"title":"Phos-Resolve Professional Strength Phosphate Remover for Reef Tanks \u0026 Aquariums - High Concentration 15% Lanthanum Chloride Solution - Rapidly Lowers PO4 \u0026 Clarifies Water - Made in USA (16 oz) 16 oz","handle":"phos-resolve-professional-strength-phosphate-remover-for-reef-tanks-aquariums-high-concentration-15-lanthanum-chloride-solution-rapidly-lowers-po4-clarifies-water-made-in-usa-16-oz-16-oz","description":"\u003ch3\u003ePhos-Resolve Professional Strength Phosphate Remover for Reef Tanks \u0026amp; Aquariums - High Concentration 15% Lanthanum Chloride Solution - Rapidly Lowers PO4 \u0026amp; Clarifies Water - Made in USA (16 oz)\u003c\/h3\u003e\r\n\u003cp id=\"b\"\u003eMaintain Ideal Water Chemistry with Phos-ResolveExcessive phosphate levels can\r\nimpact water clarity and inhibit the calcification of stony corals (SPS\/LPS).\r\nWhen water changes and granular media (GFO) aren't enough to lower levels,\r\nPhos-Resolve provides a professional-grade liquid solution.Why Choose Phos-\r\nResolve? Many liquid phosphate removers are sold in small quantities. Phos-\r\nResolve offers the same active ingredient used by public aquariums—Lanthanum\r\nChloride—in a high-concentration 15% solution.How It Works When dosed into\r\nyour aquarium, Phos-Resolve instantly binds with dissolved inorganic\r\nphosphates to form Lanthanum Phosphate. This creates a fine white precipitate\r\nthat is mechanically filtered out of the water.Step 1: Dose slowly into a\r\nfilter sock or protein skimmer intake.Step 2: The solution binds phosphate\r\ninstantly.Step 3: Your skimmer or filter removes the bound phosphate\r\npermanently.Directions for Success: WARNING: This is a concentrated product.\r\nDo not overdose.Test First: Always test your phosphate levels (PO4) before\r\ndosing.Filter Sock Required: For best results, drip the product into a 5 or\r\n10-micron filter sock to catch the precipitate.Dose: Use the included\r\nmeasuring cup. - Maintenance: 0.5 ml per 10 gallons. - High Phosphates: 1.0 ml\r\nper 10 gallons.Wait: Allow 24 hours between doses for the water to\r\nclear.Includes: 1x Bottle of Phos-Resolve Solution, 1x Precision Dosing Cup.\u003c\/p\u003e \r\n\r\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\r\n \u003cul class=\"a\"\u003e\r\n \u003cli\u003ePROFESSIONAL STRENGTH 15% FORMULA: Phos-Resolve contains a laboratory-grade 15% concentration of pure Lanthanum Chloride. This high-capacity solution effectively binds dissolved inorganic phosphates in the water column, making it suitable for large marine systems and nano tanks alike.\u003c\/li\u003e\r\n \u003cli\u003eCLARIFIES CLOUDY WATER: Rapidly binds to dissolved phosphates on contact, creating a fine precipitate that is easily removed by your protein skimmer or mechanical filtration. Helps restore crystal-clear water quality by physically removing excess nutrients that cause cloudiness.\u003c\/li\u003e\r\n \u003cli\u003ePRECISE \u0026amp; SAFE DOSING: Includes a dedicated measuring cup for accurate dosing on larger systems. Formulated to be dripped slowly into a 5-10 micron filter sock to ensure gradual nutrient reduction. Promotes stable water chemistry essential for coral calcification and fish health.\u003c\/li\u003e\r\n \u003cli\u003eTHE SMART VALUE CHOICE: We provide bulk professional quantities at a fraction of the price per ounce compared to standard dropper bottles. Ideal for aquarium maintenance professionals and hobbyists who require consistent, affordable management of phosphate (PO4) levels.\u003c\/li\u003e\r\n \u003cli\u003eMADE IN THE USA: Manufactured and bottled in the USA using high-purity ingredients. Safe for use in saltwater, freshwater, and reef aquariums when used as directed. Does not contain copper or heavy metals.\u003c\/li\u003e\r\n \u003c\/ul\u003e","published_at":"2026-04-02T01:45:19+11:00","created_at":"2026-04-02T01:45:15+11:00","vendor":"Aqua Algae","type":"Aquarium Water Treatments","tags":["home_improvement_Apr2026"],"price":16400,"price_min":16400,"price_max":16400,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":47608832688279,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B0GDYZ9661","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Phos-Resolve Professional Strength Phosphate Remover for Reef Tanks \u0026 Aquariums - High Concentration 15% Lanthanum Chloride Solution - Rapidly Lowers PO4 \u0026 Clarifies Water - Made in USA (16 oz) 16 oz","public_title":null,"options":["Default Title"],"price":16400,"weight":227,"compare_at_price":null,"inventory_management":"shopify","barcode":"791126347284","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/newnestshop.com\/cdn\/shop\/files\/B0GDYZ9661.jpg?v=1775826388","\/\/newnestshop.com\/cdn\/shop\/files\/71BcKemcSQL.jpg?v=1775054718","\/\/newnestshop.com\/cdn\/shop\/files\/71O7bbk2tmL.jpg?v=1775054719","\/\/newnestshop.com\/cdn\/shop\/files\/61byyOPn_IL.jpg?v=1775054717","\/\/newnestshop.com\/cdn\/shop\/files\/81COX5jSJeL.jpg?v=1775054717","\/\/newnestshop.com\/cdn\/shop\/files\/81AiJLui5rL.jpg?v=1775054717","\/\/newnestshop.com\/cdn\/shop\/files\/81IyyBPhiwL.jpg?v=1775054717"],"featured_image":"\/\/newnestshop.com\/cdn\/shop\/files\/B0GDYZ9661.jpg?v=1775826388","options":["Title"],"media":[{"alt":null,"id":41357984235671,"position":1,"preview_image":{"aspect_ratio":1.203,"height":851,"width":1024,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/B0GDYZ9661.jpg?v=1775826388"},"aspect_ratio":1.203,"height":851,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/B0GDYZ9661.jpg?v=1775826388","width":1024},{"alt":null,"id":41357984268439,"position":2,"preview_image":{"aspect_ratio":1.203,"height":944,"width":1136,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/71BcKemcSQL.jpg?v=1775054718"},"aspect_ratio":1.203,"height":944,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/71BcKemcSQL.jpg?v=1775054718","width":1136},{"alt":null,"id":41357984301207,"position":3,"preview_image":{"aspect_ratio":1.203,"height":944,"width":1136,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/71O7bbk2tmL.jpg?v=1775054719"},"aspect_ratio":1.203,"height":944,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/71O7bbk2tmL.jpg?v=1775054719","width":1136},{"alt":null,"id":41357984333975,"position":4,"preview_image":{"aspect_ratio":1.203,"height":944,"width":1136,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/61byyOPn_IL.jpg?v=1775054717"},"aspect_ratio":1.203,"height":944,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/61byyOPn_IL.jpg?v=1775054717","width":1136},{"alt":null,"id":41357984366743,"position":5,"preview_image":{"aspect_ratio":1.203,"height":1888,"width":2272,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/81COX5jSJeL.jpg?v=1775054717"},"aspect_ratio":1.203,"height":1888,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/81COX5jSJeL.jpg?v=1775054717","width":2272},{"alt":null,"id":41357984399511,"position":6,"preview_image":{"aspect_ratio":1.834,"height":1396,"width":2560,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/81AiJLui5rL.jpg?v=1775054717"},"aspect_ratio":1.834,"height":1396,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/81AiJLui5rL.jpg?v=1775054717","width":2560},{"alt":null,"id":41357984432279,"position":7,"preview_image":{"aspect_ratio":1.203,"height":1888,"width":2272,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/81IyyBPhiwL.jpg?v=1775054717"},"aspect_ratio":1.203,"height":1888,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/81IyyBPhiwL.jpg?v=1775054717","width":2272}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003ePhos-Resolve Professional Strength Phosphate Remover for Reef Tanks \u0026amp; Aquariums - High Concentration 15% Lanthanum Chloride Solution - Rapidly Lowers PO4 \u0026amp; Clarifies Water - Made in USA (16 oz)\u003c\/h3\u003e\r\n\u003cp id=\"b\"\u003eMaintain Ideal Water Chemistry with Phos-ResolveExcessive phosphate levels can\r\nimpact water clarity and inhibit the calcification of stony corals (SPS\/LPS).\r\nWhen water changes and granular media (GFO) aren't enough to lower levels,\r\nPhos-Resolve provides a professional-grade liquid solution.Why Choose Phos-\r\nResolve? Many liquid phosphate removers are sold in small quantities. Phos-\r\nResolve offers the same active ingredient used by public aquariums—Lanthanum\r\nChloride—in a high-concentration 15% solution.How It Works When dosed into\r\nyour aquarium, Phos-Resolve instantly binds with dissolved inorganic\r\nphosphates to form Lanthanum Phosphate. This creates a fine white precipitate\r\nthat is mechanically filtered out of the water.Step 1: Dose slowly into a\r\nfilter sock or protein skimmer intake.Step 2: The solution binds phosphate\r\ninstantly.Step 3: Your skimmer or filter removes the bound phosphate\r\npermanently.Directions for Success: WARNING: This is a concentrated product.\r\nDo not overdose.Test First: Always test your phosphate levels (PO4) before\r\ndosing.Filter Sock Required: For best results, drip the product into a 5 or\r\n10-micron filter sock to catch the precipitate.Dose: Use the included\r\nmeasuring cup. - Maintenance: 0.5 ml per 10 gallons. - High Phosphates: 1.0 ml\r\nper 10 gallons.Wait: Allow 24 hours between doses for the water to\r\nclear.Includes: 1x Bottle of Phos-Resolve Solution, 1x Precision Dosing Cup.\u003c\/p\u003e \r\n\r\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\r\n \u003cul class=\"a\"\u003e\r\n \u003cli\u003ePROFESSIONAL STRENGTH 15% FORMULA: Phos-Resolve contains a laboratory-grade 15% concentration of pure Lanthanum Chloride. This high-capacity solution effectively binds dissolved inorganic phosphates in the water column, making it suitable for large marine systems and nano tanks alike.\u003c\/li\u003e\r\n \u003cli\u003eCLARIFIES CLOUDY WATER: Rapidly binds to dissolved phosphates on contact, creating a fine precipitate that is easily removed by your protein skimmer or mechanical filtration. Helps restore crystal-clear water quality by physically removing excess nutrients that cause cloudiness.\u003c\/li\u003e\r\n \u003cli\u003ePRECISE \u0026amp; SAFE DOSING: Includes a dedicated measuring cup for accurate dosing on larger systems. Formulated to be dripped slowly into a 5-10 micron filter sock to ensure gradual nutrient reduction. Promotes stable water chemistry essential for coral calcification and fish health.\u003c\/li\u003e\r\n \u003cli\u003eTHE SMART VALUE CHOICE: We provide bulk professional quantities at a fraction of the price per ounce compared to standard dropper bottles. Ideal for aquarium maintenance professionals and hobbyists who require consistent, affordable management of phosphate (PO4) levels.\u003c\/li\u003e\r\n \u003cli\u003eMADE IN THE USA: Manufactured and bottled in the USA using high-purity ingredients. Safe for use in saltwater, freshwater, and reef aquariums when used as directed. Does not contain copper or heavy metals.\u003c\/li\u003e\r\n \u003c\/ul\u003e"}

Phos-Resolve Professional Strength Phosphate Remover for Reef Tanks & Aquariums - High Concentration 15% Lanthanum Chloride Solution - Rapidly Lowers PO4 & Clarifies Water - Made in USA (16 oz) 16 oz

In Stock. Leaves warehouse within 2 - 3 business days

$164.00 AUD
Maximum quantity available reached.
Free Shipping Australia Wide
100% Safe & Secure Checkout
100 Days Return Policy *
1 Year Warranty *

Phos-Resolve Professional Strength Phosphate Remover for Reef Tanks & Aquariums - High Concentration 15% Lanthanum Chloride Solution - Rapidly Lowers PO4 & Clarifies Water - Made in USA (16 oz)

Maintain Ideal Water Chemistry with Phos-ResolveExcessive phosphate levels can impact water clarity and inhibit the calcification of stony corals (SPS/LPS). When water changes and granular media (GFO) aren't enough to lower levels, Phos-Resolve provides a professional-grade liquid solution.Why Choose Phos- Resolve? Many liquid phosphate removers are sold in small quantities. Phos- Resolve offers the same active ingredient used by public aquariums—Lanthanum Chloride—in a high-concentration 15% solution.How It Works When dosed into your aquarium, Phos-Resolve instantly binds with dissolved inorganic phosphates to form Lanthanum Phosphate. This creates a fine white precipitate that is mechanically filtered out of the water.Step 1: Dose slowly into a filter sock or protein skimmer intake.Step 2: The solution binds phosphate instantly.Step 3: Your skimmer or filter removes the bound phosphate permanently.Directions for Success: WARNING: This is a concentrated product. Do not overdose.Test First: Always test your phosphate levels (PO4) before dosing.Filter Sock Required: For best results, drip the product into a 5 or 10-micron filter sock to catch the precipitate.Dose: Use the included measuring cup. - Maintenance: 0.5 ml per 10 gallons. - High Phosphates: 1.0 ml per 10 gallons.Wait: Allow 24 hours between doses for the water to clear.Includes: 1x Bottle of Phos-Resolve Solution, 1x Precision Dosing Cup.

Product Features

  • PROFESSIONAL STRENGTH 15% FORMULA: Phos-Resolve contains a laboratory-grade 15% concentration of pure Lanthanum Chloride. This high-capacity solution effectively binds dissolved inorganic phosphates in the water column, making it suitable for large marine systems and nano tanks alike.
  • CLARIFIES CLOUDY WATER: Rapidly binds to dissolved phosphates on contact, creating a fine precipitate that is easily removed by your protein skimmer or mechanical filtration. Helps restore crystal-clear water quality by physically removing excess nutrients that cause cloudiness.
  • PRECISE & SAFE DOSING: Includes a dedicated measuring cup for accurate dosing on larger systems. Formulated to be dripped slowly into a 5-10 micron filter sock to ensure gradual nutrient reduction. Promotes stable water chemistry essential for coral calcification and fish health.
  • THE SMART VALUE CHOICE: We provide bulk professional quantities at a fraction of the price per ounce compared to standard dropper bottles. Ideal for aquarium maintenance professionals and hobbyists who require consistent, affordable management of phosphate (PO4) levels.
  • MADE IN THE USA: Manufactured and bottled in the USA using high-purity ingredients. Safe for use in saltwater, freshwater, and reef aquariums when used as directed. Does not contain copper or heavy metals.

Buy with confidence as this product comes with 18 months full local warranty in Australia & New Zealand (unless otherwise stated in the overview).

This product also comes with the benefits of the CocoonPower Warranty. For further details please read our Warranty Guidelines.

You can also purchase 3 Year Extended Care. If you are interested please see our Extended Care Information.