API Reef Master Test Kit, Imagitarium Aquarium Master Test Kit. Both used but all there and tons of testing left to use. Reef Buffer Almost Full. All used but complete and lots of use still left. No longer doing salt water and clearing out everything I have left.
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AG4 LR626 Alkaline Button Battery 1.55V 18mAh Coin Cell for Watches Calculators LED Light Leak-Proof Design 377 LR66 177 SR626SW
Aliexpress UK
The main difference between the HI98100 and HI98103 is the Checker Plus HI98100 has PH resolution to the 0.01. The HI98103 Checker pH tester has been designed with many advanced features while maintaining the look and feel of the original Checker.
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Disposable Huadao alkaline dry battery AA 1.5V battery, suitable for camera, calculator, alarm clock, mouse, remote control
Aliexpress UK
If you don't adjust the alkalinity to at least 7.5 dKH and maintain that level. The water industry calls alkalinity "temporary hardness.". Alkalinity must always be added because it is always reacting and leaving the system.
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LR44 AG13 Button Cell Battery 1.5V, Also Fit LR41 AG3 LR1130 AG10 LR626, Alkaline Coin Batteries for Watches, Toys, Games
Aliexpress UK
If you don't adjust the alkalinity to at least 7.5 dKH and maintain that level. The water industry calls alkalinity "temporary hardness.". Alkalinity must always be added because it is always reacting and leaving the system.
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10-50PCS 1.55V AG4 Button Batteries 377 SR626 SR626SW Cell Coin Alkaline Battery 177 376 626A LR66 LR626 For Watch Toys Clock
Aliexpress UK
One supplies calcium, magnesium, and alkalinity to your reef in a simple and convenient formula. Available in 250ml or 500ml bottles. PolypLab One is engineered from two forms of acetate and hydroxide salts.
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2-10PCS 1.55V AG3 LR41 Button Batteries SR41 392 192 Round Cell Coin Alkaline BatteryL736 384 SR41SW CX41 For Watch Toys Clock
Aliexpress UK
PolypLab One is engineered from two forms of acetate and hydroxide salts. When dosed, the calcium magnesium ions are freely available for uptake by corals, clams, and many other reef organisms. The hydroxide salts provide further buffering capabilities.
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High Capacity 5-50pcs AG7 Alkaline 1.5V Button Cell Battery LR927 LR57 SR927W 399 GR927 G7 Watch Toys Remotes Cameras with gift
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Seachem Gold Basics 50ml. Use with each water change or once a week, whichever is more frequent. Add 1⁄2 capful for each gallon. Gold Basics™ removes any chlorine, chloramine, and ammonia. It buffers the water to a pH of 7.0 and promotes vigorous health and growth.
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4PCS AAA Battery 1.5V AA Rechargeable Batteries 3000mAh Alkaline Battery for Remote Control Mouse Computers Toy Clocks
Aliexpress UK
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72 X PKCELL AA Battery LR6 AM3 AA 1.5V Alkaline Battery Primary Baterias 2A Bateria Batteries for For Flashlight Toy Watch MP3
Aliexpress UK