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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€ 55.27

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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.

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TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

Rajesh P.

Customer service was outstanding when I had questions about the product.

2 days ago

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€ 55.27

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In stock

Sold byAmazon PortugalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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TrustScore 4.5 | 7,300+ reviews

Sneha T.

Received my product in pristine condition. Great service overall.

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The MOLLE sheath is of exceptional quality. Very happy with my purchase.

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ASIN	B08ZYGBGPQ
Best Sellers Rank	94,587 in Pet Supplies ( See Top 100 in Pet Supplies ) 1,352 in Fish Food
Brand	Aqua Algae
Date First Available	24 Mar. 2021
Item Weight	299 g
Package Dimensions	16.99 x 8.1 x 5.59 cm; 299 g

8oz Concentrated Guillard's F2 Formula

Details

Details

Description

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Common Questions