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Orders will not be shipped Monday, September 1, in observance of Labor Day. Customer Service will still be available 8 AM to 5 PM PST.
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Saltwater Aquarium Supplies
Ammonia Kits (2)
Calcium Kits (1)
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Iodine Kits (1)
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Multi Kits (4)
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Phosphate Kits (1)
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Test Kits
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14 items found
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Seachem Ammonia Alert
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...
Avg. Customer Review (3) reviews
Ammonia Kits: See all items
Our Price:
$5.99
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....
Avg. Customer Review (1) reviews
Ammonia Kits: See all items
Our Price:
$14.99
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...
Avg. Customer Review (1) reviews
Copper Kits: See all items
Our Price:
$14.99
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...
Avg. Customer Review (3) reviews
Iodine Kits: See all items
Our Price:
$14.99
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 ...
Avg. Customer Review (1) reviews
Iron Kits: See all items
Our Price:
$14.99
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)
Avg. Customer Review (4) reviews
Multi Kits: See all items
Our Price:
$28.99
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...
Avg. Customer Review (1) reviews
Multi Kits: See all items
Our Price:
$14.99
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...
Avg. Customer Review (2) reviews
pH Kits: See all items
Our Price:
$14.99
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...
Avg. Customer Review (2) reviews
Phosphate Kits: See all items
Our Price:
$14.99
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...
Avg. Customer Review (1) reviews
Multi Kits: See all items
Our Price:
$28.99
Item Code: SC4153