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Add 500g of calcium chloride and then add enough distilled or RODI water to the container until scales show 3
health and grow
Size is approximate only
Dr Tims is a all natural answer to eliminate green and brown grunge and cyanobacteria
Phosphorus ULR Checker Marine - Hanna calcium Add 500g of calcium chlorideThe Hanna Phosphorus Ultra Low Range (0 to 200 ppb) HI736 Checker bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have limited accuracy and resolution since they rely upon the human eye to discern differences in color. Professional instrumentation incorporates a light source such as an LED or tungsten lamp with a filter and a light sensing detector to precisely determine ion concentration.
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