Putting Kalkwasser Aquarium Additives to the Test!
Do you ever wonder if what you are adding to your reef tank is actually what they say it is? You may not know this, but not all kalkwasser additives are the same, and we are putting the claims to the purity test to see which is best. Even though what you value in an additive may be different than what we value, making informed decisions when it comes to reefing and what goes into your tank is never a bad idea. We sent samples out to a reputable ICP-MS Testing lab to see what was in a few different additives and here are the results