Co2 Tester is designed to indicate the CO2 amount diluted within the water with color change of the reagent inside, in order to understand the proper amount of CO2 supply.
Can Long Term used
Prevent the CO2 become too high make the aquarium live danger
Easily judge the proper CO2 supply by the color of reagent with color test card.
$5.50 here! Why pay $25 for the same drop checker sold in the U.S.
Long plastic pipette tube can be used to fill and empty after you 'mould' the tip to fit the drop checker - curve the tip using hot water to soften.
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uwcsergei Gäston28 Dec 2009, 8:28 AM
10
good
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Gustavo Naame Gäston9 Jun 2009, 9:10 AM
recommend
Very useful and easy to use, you can put de liquid with a syringe.
And was the best price that I found, the shipping was really fast, it takes only 8 days to Brazil.
Already recommend the product and de store for a lot of friends.
Long plastic pipette tube can be used to fill and empty after you 'mould' the tip to fit the drop checker - curve the tip using hot water to soften.