Is 1ml for each Liter accurate? Isn’t f/2 generally 1ml per every 2L?

I do 1ml per then add an extra ml at the end

What exactly is in this?

Hi, The ingredients include water, sodium nitrate, sodium phosphate, iron chloride, sodium EDTA, copper sulfate, zinc sulfate, sodium molybdate, cobalt chloride, manganese chloride, thiamine, biotin, and cyanocobalamin. Thanks!

When will stock be available ?

The 16oz and 32oz are currently in stock and the 8oz should be back in stock in a couple days.

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8oz Concentrated Guillard's F2 Formula

Product ID: 739850214

Details

Brand
Aqua Algae
Item form
Liquid
Liquid volume
8 Fluid Ounces
Manufacturer
Aqua Algae
UPC
661317842068

🌿feeds 230+ liters of culture

🔬scientifically proven Guillard's F/2

🧪8oz ultra-concentrated formula

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2799231₫

Duties & taxes included

In stock

Sold byAmazon VietnamDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🌊 Cultivate the future of your reef—grow smarter, not harder!

ECONOMICAL EFFICIENT - One 8oz bottle makes over 230 liters of culture medium—max ROI for reef enthusiasts.
BEGINNER FRIENDLY SETUP - Simple dosing and clear instructions make cultivating phytoplankton effortless.
REEF SAFE SILICATE FREE - No brown algae blooms—pure lab-grade ingredients keep your ecosystem thriving.
SCIENTIFICALLY BACKED FORMULA - Trusted Guillard's F/2 with essential vitamins and minerals for explosive algae growth.
GROW YOUR OWN NUTRIENT POWERHOUSE - Stop overpaying—create endless live microalgae to fuel your reef’s food chain.

The 8oz Concentrated Guillard's F2 Formula is a premium, lab-grade phytoplankton enrichment solution designed to produce over 230 liters of nutrient-rich culture medium. Based on the scientifically validated Guillard's F/2 recipe, it delivers essential vitamins and minerals without silicates, ensuring safe, explosive algae growth for feeding copepods, rotifers, and corals in reef ecosystems.

Specifications

ASIN	B08ZYGBGPQ
Best Sellers Rank	294,373 in Pet Supplies ( See Top 100 in Pet Supplies ) 3,272 in Fish Food
Brand Name	Aqua Algae
Customer Reviews	5.0 5.0 out of 5 stars (1)
Item Form	Liquid
Liquid Volume	8 Fluid Ounces
Manufacturer	Aqua Algae
Target Species	Fish, Marine Invertebrates
UPC	661317842068
Unit Count	226.7 gram

Reviews

T**R

Tony

Very good for making green water. 1ml for every 1litre of fish tank water.

6.04.2026

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TrustScore 4.5 | 7,300+ reviews

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Excellent communication throughout the order process. Product is perfect.

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