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Apex Trident Reagent Kit (2 Month Supply) - Neptune Systems
Neptune Systems$59.99PLEASE ONLY PURCHASE 1x Two Month Supply. We will not be able to restock any reagents for the next 30 days. 2-month reagent kit (based on the default testing schedule of 4-Alk/2-Ca/2-Mg per day)... -
HI783 Marine Magnesium Checker HC Handheld Colorimeter - Hanna Instruments
Hanna Instruments$74.99THESE ARE THE NEWLY UPDATED REAGENTS. Now 1x powder and 1x liquid. The testing process is the same as Alkalinity HI772 with one second liquid reagent. The HI783 Marine Magnesium Checker HC is a... -
Apex TRIDENT (Alk, Cal, Mag) Automatic Water Tester (Without Reagents) - Neptune Systems
Neptune Systems$649.99(Reagents SOLD SEPARATELY) The Trident is an automated testing system that regularly tests alkalinity, calcium, and magnesium in your saltwater aquarium — and then communicates this information to... -
HI784-25 Marine Ammonia HC Checker Reagents (25 tests) - Hanna Instruments
Hanna Instruments$28.99HI784-25 Marine Ammonia Checker HC (Handheld Colorimeter) Reagents are high-quality reagents for use with the HI784 Marine Ammonia (ppm) Checker HC. Reagents are clearly marked with the lot number... -
HI784 Marine Ammonia Checker Handheld Colorimeter (Saltwater) - Hanna Instruments
Hanna Instruments$74.99The HI784 Marine Ammonia Checker HC is a handheld colorimeter that uses the Beer-Lambert principle to determine the concentration of ammonia colorimetrically. The HI784 is designed specifically to... -
Magnesium Reefer (MG) Test Kit 50 Tests - NYOS
NYOS$21.99MAGNESIUM REEFER NYOS® REEFER test kits - taking measurements at the laboratory level at an attractive price Water properties as close to nature are the key for every aquarium's success. However,... -
Apex TRIDENT (Alk, Cal, Mag) Automatic Water Tester (With 6 Month Reagents) - Neptune Systems
Neptune Systems$759.99(Includes 6 Months of Reagents) The Trident is an automated testing system that regularly tests alkalinity, calcium, and magnesium in your saltwater aquarium — and then communicates this information... -
Apex TRIDENT (Alk, Cal, Mag) Automatic Water Tester (With 2 Month Reagents) - Neptune Systems
Neptune Systems$699.99(Includes 2 Month Reagents) The Trident is an automated testing system that regularly tests alkalinity, calcium, and magnesium in your saltwater aquarium — and then communicates this information to...