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Another product that is hyped but is actually a waste of money. Aragonite dissolves so slowly at pH levels found in our aquaria, that it is not an...
What a waste of money....
Other alternative is to take the required quantity of sodium bicarbonate and bake it in an oven at 160°C for about 3 hours. This converts it to...
Check your test kits or calibrate your pH meter
Both Gresham (RHF) and Tangster are correct, Carbon dioxide WILL react with kalkwasser reducing its effectivity (as this will form insoluble...
Glad to help. For info I have started a small home-based business in South Africa manufacturing supplements for the local market. I purchase...
I woudn't use it. Don't know what the contaminants will be.
Sounds like diatom growth. Fine brown covering on substrate and live rock? Growth is fuelled by silicates which come from using tap-water. So...
Can second these comments. Definitely sounds like cyanobacteria (blue-green akgae) Had the same problem during the first six months or so of my new...
I've had good experiences with the Tropic Marin calcium test kit. Can not comment on the others as I have not tried them. Clinton
Generally depending on the concentration/nature of the reagents, laboratories would need to re-standardise at least monthly. From my experience I...
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