Reagent

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    …magnesium tests per day, the reagent kit will last approximately 2-months before a new reagent is required. 240x Alkalinity Tests (reagent changed every month) 120x Calcium Tests (reagent changed every 2-month) 120x Magnesium Tests (reagent changed every 2-month) …

    $44.95 Regular Price: $
    Out of Stock

    …a new reagent is required. 720x Alkalinity Tests (reagent changed every month) 360x Calcium Tests (reagent changed every 2-month) 360x Magnesium Tests (reagent changed every 2-month)   What's Included? 6x Reagent A 3x Reagent B 3x Reagent

    $99.95 Regular Price: $
    Out of Stock

    Reagent refill for Alkalinity Colorimeter HI772 or HI755 Hanna Checker HC - Marine Water. * Enough reagent for 25 tests. * Item #: HI755-26

    $9.00 Regular Price: $

    Keep your GHL KH Director running with reagent refills. It is important to maintain your reagent bottle to ensure that air does not get sucked up into the dosing lines during a test. We like to always keep a second bottle of reagent on-hand and refill the original bottle that is connected to the 2.1…

    $20.90 Regular Price: $

    …4500-P E.   What's Included 1x HI713 Low Range Phosphate Checker 6x HI713 Reagent Packets   Replacement Reagents - HI713-25 Phosphate Checker Reagent Refill   Which is better to test for, Phosphate or Phosphorus? Want to find out - Click…

    $49.95 Regular Price: $

    Reagent refill for Red Sea Alkalinity Pro Test Kit. Enough reagent for 75 tests. Red Sea reagent refills make this line of test kits one of the most affordable high quality test kits available.

    $17.99 Regular Price: $

    …up test vials to adding and target feeding corals, along with trace elements. * Great for liquid foods, trace elements, or testing reagents * Plunger easily removes for cleaning * Clear body with a white plunger for high contrast readings   1 mL Scale: *…

    $3.99 Regular Price: $

    …Standard Method for Examination of Water and Wastewater, 20th edition, Ascorbic Acid method   Replacement Reagents - HI736-25 Phosphorus ULR Replacement Reagents   Which is better to test for, Phosphate or Phosphorus? Want to find out - Click Here   …

    $49.95 Regular Price: $

    …5' Clear Waste Tubing 1x 2-Month Reagent Supply*   *The included reagent is the actual 2-month reagent kit, however with initial setup of the Trident, a small amount of reagent will be used, which will result in about 45 days of reagent remaining (which can vary depending on…

    $599.95 Regular Price: $

    Phosphate reagent refills for the easy to use, handheld Hanna Phosphate Checker.  * Enough reagent for 25 tests.

    $9.00 Regular Price: $

    …Hanna Checker HI713 Phosphate Low Range for fresh and marine water (saltwater). * Contains Standard A, Standard B and 1 Packet 713-25 Reagent* * Follow instructions in packaging * Acceptable results must be between 0.92 and 1.08 ppm at 25°C *Attention: 1.00 ppm…

    $12.00 Regular Price: $

    …Included? 1x HI772 dKH Alkalinity Checker 1x HI758 Calcium Checker 1x HI774 ULR Phosphate Checker 1x HI98319 Salinity & Temperature Pen Tester 1x HI774-25 ULR Phosphate Checker Reagent Pack 1x HI70024P Salinity Calibration Solution 1x HI70436M Deionized Water

    $255.00 Regular Price: $

    …glass cuvettes and the syringe thoroughly with tap water after the measurement process.   What's Included? 1x Instruction Card 1x PO4 Pro Reagent A 1x PO4 Pro Reagent B 1x PO4 Pro Reagent C 2x Test Vials 1x 24mL Syringe Color Comparative Card

    $22.25 Regular Price: $

    Reagent refill for Red Sea Nitrate Pro Test Kit. Enough reagent for 100 tests. Red Sea reagent refills make this line of test kits one of the most affordable high quality test kits available.

    $23.99 Regular Price: $

    …turns off after 10 minutes * Works with fresh or saltwater * 9v battery included   Replacement MI412 Reagents - Milwaukee MI512 Reagents for MI412 Low Range Phosphate Photometer   A good, reliable phosphate test kit should be accessible to any serious…

    $189.99 Regular Price: $

    …Checker®HC easily fits into the palm of your hand or pocket. Use for quick and accurate on the spot analysis. Single button operation: Zero and Measure Operated by a single AAA battery.   Replacement Reagents - HI758-26 Calcium Checker Reagents    Instructions

    $49.95 Regular Price: $

    …like the repeatable results and ability to purchase replacement reagents when needed. The biggest key with Hanna checkers is keeping the vials nice and clean for consistent results.   Uses Hanna HI772-26 liquid reagents Three simple steps to results. The Hanna Alkalinity Checker…

    $49.95 Regular Price: $

    …Doser 2 or 2.1 dosing unit. One pump is used to feed tank water into the KHD. The second pump feeds the KHD with reagent fluid. The third pump extracts the test sample and used reagent fluid after a completed test, then dispenses it into a waste bin. As tests occur, the 3 pumps automatically…

    $869.90 Regular Price: $

    Phosphate Ultra Low Range reagent refills for the easy to use, handheld Phosphate ULR ppm Colorimeter HI774 Hanna Checker HC - Marine Water. * 25 packets of reagent * * Item #: HI 774 -25

    $9.00 Regular Price: $

    Reagent refill for Red Sea Magnesium Pro Test Kit. Enough reagent for 75 tests. Red Sea reagent refills make this line of test kits one of the most affordable high quality test kits available.

    $17.99 Regular Price: $

    Hanna HI702-25 includes 25 pre-measured reagent packets that can be used with the HI702 High Range Copper Checker. Each package has been designed for a single use and allows for a perfect reagent measurement that will not become contaminated. The reagents use the Bicinchoninate Method which produces…

    $10.00 Regular Price: $

    …combines three tests in one – Iodine, Potassium and Iron. * Easy to use colorimetric comparator and titrator * Affordable reagent refills * Kit includes 50 Iodine, 40 Potassium and 45 Iron tests. Red Sea Reef Colors Pro Multi Test Kit…

    $69.99 Regular Price: $

    Reagent refill for Red Sea Calcium Pro Test Kit. Enough reagent for 75 tests. Red Sea reagent refills make this line of test kits one of the most affordable high quality test kits available.

    $17.99 Regular Price: $

    Reagent refill for Red Sea Phosphate Pro Test Kit. Enough reagent for 100 tests. Red Sea reagent refills make this line of test kits one of the most affordable high quality test kits available.

    $22.99 Regular Price: $

    Reagent refill for Red Sea Iodine Pro Test Kit. Enough reagent for 50 tests. Red Sea reagent refills make this line of test kits one of the most affordable high quality test kits available.

    $19.99 Regular Price: $

    Reagent refill for Red Sea Potassium Pro Test Kit. Enough reagent for 40 tests. Red Sea reagent refills make this line of test kits one of the most affordable high quality test kits available. Reagent refill for Red Sea Potassium Pro Test Kit. Enough reagent for 40 tests. Red Sea reagent

    $27.99 Regular Price: $
    Out of Stock

    Reagent refill for Red Sea Iron Pro Test Kit. Enough reagent for 50 tests. Red Sea reagent refills make this line of test kits one of the most affordable high quality test kits available. Reagent refill for Red Sea Iron Pro Test Kit. Enough reagent for 50 tests Red Sea reagent refills…

    $14.99 Regular Price: $

    Compatible with Milwaukee MI412 Low Range Phosphate Photometer Milwaukee MI512-100 Low Range Phosphate Photometer Replacement Reagent Set contains 100 single use packets for use with the Milwaukee MI412 Low Range Photometer. * Single use packets resist contamination * Perfectly…

    $24.99 Regular Price: $

    …there is concern than the biofilter may be compromised.   Don't run out of test reagents for your Tropic Marin Pro Nitrite and Nitrate Test Kit! This is a direct replacement set of reagents for the Pro Nitrite and Nitrate Test and will provide up to 50 tests. This set does not include…

    $17.36 Regular Price: $

    Phosphate High Range reagent refills for the easy to use, handheld Hanna Checker HI717 Phosphate High Range. Individual reagent packets for 40 tests. * 2 Bottles of Reagent A * 40 Reagent B packets

    $8.00 Regular Price: $

    Calcium reagent refills for the easy to use, handheld Hanna Calcium Checker. Individual reagent packets for 25 tests. * Enough reagent for 26 tests. * Item #: HI758-26

    $23.00 Regular Price: $

    Reagent refill for Hanna Checker Nitrite HR HI708. * 25 Packets Reagent * Item #: HI 708-25

    $15.00 Regular Price: $