AN-07 CO2 Tablets – 100 Count Bottle for Planted Aquariums, Boost Growth & Oxygenation

Easy CO₂ Supplementation—No Equipment Required

Enhance the health and growth of aquatic plants with AN-07 CO₂ Tablets. Designed for low-tech and beginner-friendly planted aquariums, these slow-dissolving tablets release carbon dioxide gradually into the water column—supporting robust plant photosynthesis, oxygenation, and overall vitality in freshwater tanks.

No need for pressurized systems or diffusers—just drop a tablet directly into your aquarium or filter chamber and let it work its magic. Perfect for nano tanks, betta habitats, and low-light setups.

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Simple CO₂ Boost
Encourages lush plant growth by supplying carbon dioxide naturally and effectively.

No Setup Needed
No tubing, no canisters—ideal for beginner aquascapers or low-tech tank owners.

Slow-Release Formula
Each tablet gradually dissolves over time to maintain stable CO₂ levels for several hours.

Economical 100-Tablet Bottle
Lasts for weeks or months depending on tank size and frequency of use.

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• 100 × AN-07 CO₂ Tablets
• Sealed Bottle with Screw Cap

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✅ Equipment-free solution for CO₂ supplementation
✅ Designed for easy use in nano and beginner setups
✅ Safe for fish and invertebrates when dosed properly
✅ Cost-effective way to promote healthy plant growth

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How often should I use the tablets?
Start with one tablet per 10 gallons every other day and adjust based on plant needs and tank parameters.

Can I use this in a tank with shrimp or fish?
Yes, when used as directed, the tablets are safe for all freshwater livestock.

Do I still need liquid fertilizers?
CO₂ tablets provide carbon, but plants may also need nutrients like iron, nitrogen, and potassium from fertilizers.