Test Kits > Saltwater Aquarium Supplies

Ammonia Alert is an innovative color device for continuously detecting and monitoring toxic free ammonia. A sensor changes reversibly from yellow to green to blue, relative to the ammonia concentration. No test kits, chemicals, or...

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Ammonia Kits: See all items

Our Price: $6.29

Item Code: SC4111

Seachem Multitest: Ammonia Test Kit

SeaChem Multitest: Ammonia Test Kit This kit measures total (NH3 and NH4+) and free ammonia (NH3 only) down to 0.05 mg/L and is virtually interference free in marine and fresh water. Free ammonia is the toxic form of ammonia (vs....

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Ammonia Kits: See all items

Our Price: $12.69

Item Code: SC4133

Seachem Multitest: Copper Test Kit

SeaChem Multitest: Copper Test Kit This kit measures copper (all types) down to 0.01 mg/L in marine or freshwater. Uses a highly sensitive catalysis based procedure. multi-cavity plate for simultaneous testing of up to 6 te...

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Copper Kits: See all items

Our Price: $12.69

Item Code: SC4137

Seachem Multitest: Iodine & Iodide Test Kit

SeaChem Multitest: Iodine & Iodide Test Kit 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. multi-cavity plate for simultaneous test...

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Iodine Kits: See all items

Our Price: $12.69

Item Code: SC4145

Seachem Multitest: Iron Test Kit

SeaChem Multitest: Iron Test Kit This kit measures iron in freshwater or marine water to less than 0.05 mg/L. Can also measure chelated iron. multi-cavity plate for simultaneous testing of up to 6 tests at the same time ...

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Iron Kits: See all items

Our Price: $12.69

Item Code: SC4139

Seachem Multitest: Marine Basic Test Kit

SeaChem Multitest: Marine Basic Test Kit This kit combines the Marine pH & Alkalinity, Ammonia and Nitrite & Nitrate kits into one kit. (pH, alkalinity, free/total ammonia, nitrite, nitrate Multi Test Kit)

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Multi Kits: See all items

Our Price: $31.79

Item Code: SC4151

Seachem Multitest: Nitrate & Nitrite Test Kit

SeaChem Multitest: Nitrite & Nitrate Test Kit This kit combines the Nitrite and Nitrate kits into one kit. multi-cavity plate for simultaneous testing of up to 6 tests at the same time sensitive to less than 0.2 mg/L...

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Multi Kits: See all items

Our Price: $12.69

Item Code: SC4135

Seachem Multitest: pH & Alkalinity Test Kit

SeaChem Multitest: pH and Alkalinity Test Kit This kit combines the pH and Alkalinity kits into one kit. This kit features a unique dye that has a pronounced color change between 8.0 to 8.3, making it the easiest kit on the marke...

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pH Kits: See all items

Our Price: $12.69

Item Code: SC4131

Seachem Multitest: Phosphate Test Kit

SeaChem Multitest: Phosphate Test Kit This kit measures inorganic phosphate down to 0.05 mg/L, producing a unique easy to read yellow-green-blue color range in marine and freshwater. multi-cavity plate for simultaneous test...

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Phosphate Kits: See all items

Our Price: $12.69

Item Code: SC4141

Seachem Multitest: Reef Special Test Kit

SeaChem Multitest: Nitrite & Nitrate Test Kit This kit combines the Phosphate, Silicate, and Iodine/Iodide kits into one kit. (phosphate, silicate, iodide Multi Test Kit) multi-cavity plate for simultaneous testing of u...

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Multi Kits: See all items

Our Price: $31.79

Item Code: SC4153

Seachem Multitest: Silicate Test Kit

SeaChem Multitest: Silicate Test Kit This kit measures silica