Free Shipping Over ₱10,000 for Metro Manila Only!
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We offer Free Standard Shipping, Same-Day Delivery, and Nationwide Standard Delivery!
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🎁 Free Standard Shipping
Enjoy FREE standard shipping on all orders over ₱10,000!
Applicable to Metro Manila buyers only.
⚡ Same-Day Delivery
Need it fast? We offer Lalamove/Grab same-day delivery options at checkout.
(Available within serviceable areas only.)
📦 Standard Delivery (via J&T Express)
You may return most new, unopened items within 7 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Seachem Reef Phosphorus is a concentrated phosphorus supplement designed for reef aquariums. It provides a targeted means of increasing phosphorus concentrations effectively without also adding dissolved organics. Phosphorus is an essential element required in metabolic processes, protein synthesis, and growth of corals and macroalgae. Maintaining appropriate phosphorus levels is crucial for optimal growth and coloration of corals and macroalgae.
Key Features:
🧪 Usage Instructions
Initial Setup:
Maintenance Dosing:
Frequently Asked Questions (FAQs)
Q: Why is phosphorus important in a reef aquarium?
A: Phosphorus is essential for metabolic processes, protein synthesis, and the growth of corals and macroalgae. Maintaining appropriate phosphorus levels supports optimal growth and coloration.
Q: Can I use Reef Phosphorus with other Seachem products?
A: Yes, Reef Phosphorus can be used alongside other Seachem products, such as Reef Nitrogen, to maintain balanced nutrient levels in your reef aquarium.
Q: How do I determine the right dosing amount for my aquarium?
A: Use the advanced dosing formula provided above to calculate the precise amount needed based on your tank's volume and desired phosphate increase. Regular testing will help fine-tune dosing.
Q: Will using Reef Phosphorus cause algae blooms?
A: When used as directed and within recommended phosphate levels (0.02–0.05 mg/L), Reef Phosphorus should not cause algae blooms. Overdosing or imbalanced nutrient levels may contribute to algae growth.
Q: Is Reef Phosphorus safe for all reef inhabitants?
A: Yes, when used as directed, Reef Phosphorus is safe for corals, fish, and other reef inhabitants. Always monitor water parameters to ensure optimal conditions.
You may return most new, unopened items within 7 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
ShippingWe can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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