| Sort by Popularity | Manufacturer+ | Product(s) | Model | Price | Buy Now |
| Seachem | MARINE BUFFER 250G 25/CS
Seachem Marine Buffer
Marine Buffer™ will safely raise marine pH to 8.3. It will not raise pH above 8.3 even if inadvertently overdosed. Marine Buffer™ is a blended product and is not just sodium bicarbonate or sodium carbonate, commonly sold as a substitute. Such products can raise pH to dangerous levels if not used properly. Marine Buffer™ contains sodium, magnesium, calcium, st... This item is sold individually. — FREE shipping when ordering $75 or more of qualifying items....more. | 729084 | $6.14 | |
| Seachem | MARINE BUFFER ENGLISH 1KG 12/CS
Seachem Marine Buffer
Marine Buffer™ will safely raise marine pH to 8.3. It will not raise pH above 8.3 even if inadvertently overdosed. Marine Buffer™ is a blended product and is not just sodium bicarbonate or sodium carbonate, commonly sold as a substitute. Such products can raise pH to dangerous levels if not used properly. Marine Buffer™ contains sodium, magnesium, calcium, st... This item is sold individually. — FREE shipping when ordering $75 or more of qualifying items....more. | 729088 | $18.49 | |
| Seachem | MARINE BUFFER ENGLISH 4 KG 1/CS
Seachem Marine Buffer
Marine Buffer™ will safely raise marine pH to 8.3. It will not raise pH above 8.3 even if inadvertently overdosed. Marine Buffer™ is a blended product and is not just sodium bicarbonate or sodium carbonate, commonly sold as a substitute. Such products can raise pH to dangerous levels if not used properly. Marine Buffer™ contains sodium, magnesium, calcium, st... This item is sold individually. — FREE shipping when ordering $75 or more of qualifying items....more. | 729089 | $58.48 | |
| Seachem | MARINE BUFFER ENGLISH 500G 12/CS
Seachem Marine Buffer
Marine Buffer™ will safely raise marine pH to 8.3. It will not raise pH above 8.3 even if inadvertently overdosed. Marine Buffer™ is a blended product and is not just sodium bicarbonate or sodium carbonate, commonly sold as a substitute. Such products can raise pH to dangerous levels if not used properly. Marine Buffer™ contains sodium, magnesium, calcium, st... This item is sold individually. — FREE shipping when ordering $75 or more of qualifying items....more. | 729086 | $10.17 | |
| Seachem | MATRIX CARBON 100ML 24/CS
Seachem MatrixCarbon
MatrixCarbon™ is a truly unique activated carbon. It is formed as a spherical bead for optimum hydrodynamics, and will not pack. It permits maximum water flow and contact with its high density of macroporous binding sites. MatrixCarbon™ has a very low ash content as indicated by its minimal impact on pH. Even when added to distilled water, it does not raise pH... This item is sold individually. — FREE shipping when ordering $75 or more of qualifying items....more. | 729128 | $4.42 | |
| Seachem | MATRIX CARBON 250ML 25/CS
Seachem MatrixCarbon
MatrixCarbon™ is a truly unique activated carbon. It is formed as a spherical bead for optimum hydrodynamics, and will not pack. It permits maximum water flow and contact with its high density of macroporous binding sites. MatrixCarbon™ has a very low ash content as indicated by its minimal impact on pH. Even when added to distilled water, it does not raise pH... This item is sold individually. — FREE shipping when ordering $75 or more of qualifying items....more. | 729130 | $6.17 | |
| Seachem | MATRIX CARBON 500ML ENGLISH 12/CS
Seachem MatrixCarbon
MatrixCarbon™ is a truly unique activated carbon. It is formed as a spherical bead for optimum hydrodynamics, and will not pack. It permits maximum water flow and contact with its high density of macroporous binding sites. MatrixCarbon™ has a very low ash content as indicated by its minimal impact on pH. Even when added to distilled water, it does not raise pH... This item is sold individually. — FREE shipping when ordering $75 or more of qualifying items....more. | 729132 | $10.46 | |
| Seachem | MERIDIAN 9 KG 2/CS
Seachem Meridian
Meridian™ is an all natural oolitic (spherical or egg shaped) aragonite substrate for all reef and marine aquaria. Meridian™ is the premium aragonite substrate for the reef aquaria. It’s grain size (a fairly uniform .25 - .50 mm) is ideally suited to reef inhabitants and it’s chemical composition will assist in stabilizing calcium and alkalinity while preventing l... This item is sold individually. — FREE shipping when ordering $75 or more of qualifying items....more. | 729178 | $16.96 | |
| Seachem | MULTITEST IODIDE
Seachem Multi•Test™ Iodine/Idodide
75 TESTS
This kit measures iodine or iodide to less than 0.005 mg/L. Seachem stands alone in offering this important test to the reef aquarian.... — FREE shipping when ordering $75 or more of qualifying items....more. | 729018 | $12.62 | |
| Seachem | MULTITEST MARINE
Seachem Multi•Test™ Marine Basic
75 TESTS
This kit combines the Marine pH & Alkalinity, Ammonia and Nitrite & Nitrate kits into one kit.... — FREE shipping when ordering $75 or more of qualifying items....more. | 729014 | $31.80 | |
| Seachem | MULTITEST PH & ALKALINITY
Seachem Multi•Test™ Marine pH & Alkalinity
75 TESTS
MultiTest: Marine ph & Alkalinity™ features a unique dye that has a pronounced color change between 8.0 and 8.3, making it the easiest kit on the market to read in that critical range. Alkalinity may be read from the same sample in 0.5 meq/L increments... Note: Calibration Buffer Solutions are available separately. — FREE shipping when ordering $75 or more of qualifying items....more. | 729008 | $12.62 | |
| Seachem | PEARL BEACH 10 KG 2/CS
Seachem Pearl Beach
Pearl Beach™ is an all natural aragonite substrate for all types of marine, reef and tropical aquaria. Its chemical composition will assist in stabilizing calcium and alkalinity while preventing large pH declines. Similar in appearance to Meridian™, it’s grain size is considerably more varied. Unlike competing “wet” gravels, Pearl Beach™ is sold dry: this bag c... This item is sold individually. — FREE shipping when ordering $75 or more of qualifying items....more. | 729180 | $16.96 | |
| Seachem | PHOSGUARD 250 ML 25/CS
Seachem Phosguard
PhosGuard™ rapidly removes phosphate and silicate from marine and freshwater aquaria. It is not recommended for phosphate buffered freshwater. PhosGuard™ is highly porous for high capacity and bead-shaped for optimum water flow. It outperforms all competing products. 500 mL easily treats over 150 gallons. This product is sold by volume. Cited weight is minimal we... This item is sold individually. — FREE shipping when ordering $75 or more of qualifying items....more. | 729076 | $5.71 | |
| Seachem | PHOSGUARD ENGLISH 1 LITER 12/CS
Seachem Phosguard
PhosGuard™ rapidly removes phosphate and silicate from marine and freshwater aquaria. It is not recommended for phosphate buffered freshwater. PhosGuard™ is highly porous for high capacity and bead-shaped for optimum water flow. It outperforms all competing products. 500 mL easily treats over 150 gallons. This product is sold by volume. Cited weight is minimal we... This item is sold individually. — FREE shipping when ordering $75 or more of qualifying items....more. | 729080 | $16.05 | |
| Seachem | PHOSGUARD ENGLISH 2 LITER 4/CS
Seachem Phosguard
PhosGuard™ rapidly removes phosphate and silicate from marine and freshwater aquaria. It is not recommended for phosphate buffered freshwater. PhosGuard™ is highly porous for high capacity and bead-shaped for optimum water flow. It outperforms all competing products. 500 mL easily treats over 150 gallons. This product is sold by volume. Cited weight is minimal we... This item is sold individually. — FREE shipping when ordering $75 or more of qualifying items....more. | 729082 | $28.07 | |
| Seachem | PHOSGUARD ENGLISH 500 ML 12/CS
Seachem Phosguard
PhosGuard™ rapidly removes phosphate and silicate from marine and freshwater aquaria. It is not recommended for phosphate buffered freshwater. PhosGuard™ is highly porous for high capacity and bead-shaped for optimum water flow. It outperforms all competing products. 500 mL easily treats over 150 gallons. This product is sold by volume. Cited weight is minimal we... This item is sold individually. — FREE shipping when ordering $75 or more of qualifying items....more. | 729078 | $9.79 | |
