Overview
Seachem Marine Buffer is a blended saltwater pH buffer that raises and stabilizes marine aquarium pH at a target of 8.3. Unlike straight sodium bicarbonate or carbonate substitutes, its multi-salt formula will not push pH past 8.3 even if overdosed. This makes it a safe, dependable choice for reef and marine systems.
Key Features
- Raises marine pH to a stable 8.3
- Will not overshoot 8.3 even when overdosed
- Blended formula of carbonate, bicarbonate, and borate salts
- Supports total alkalinity with multiple ion sources
- The more you dose, the more stable pH becomes
Specifications
| Target pH | 8.3 |
|---|---|
| Size | 1 Kg |
| Weight | 3 lbs |
| Brand | Seachem |
| UPC | 000116034708 |
About Seachem
Seachem is a respected manufacturer of aquarium water chemistry and conditioning products used worldwide by hobbyists and professionals. Visit Seachem.
Frequently Asked Questions
Can I overdose Marine Buffer?
It is formulated so pH will not climb above 8.3 even with heavier dosing, unlike simple bicarbonate or carbonate substitutes.
What ions does it supply?
It contains sodium, magnesium, calcium, strontium, and potassium salts of carbonate, bicarbonate, chloride, sulfate, and borate.



























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