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these substances are particularly important to biological reactions
Opening for wires and hoses
replace with a new one
Carbonate and bicarbonate are also needed and these two substances can have a major effect on stabilizing or buffering pH levels in the aquarium in the correct range of 8
Hanna Marine Calcium Checker Reagents 25 Tests (HI758U-26) these substances are particularly importantThe HI758U 26 are the replacement reagents for the HI758 Marine Calcium Checker HC. These high quality reagents are manufactured in our state of the art facility and are clearly marked with the lot number and expiration date on each packet for traceability. Pre made reagents for ease of use Prepared with high purity chemicals Marked with expiration date and lot number for traceability
