How potassium tetraborate, as used in proteam supreme, works to block algae usage of carbon dioxide
Sodium Tetraborate
A chemical called sodium tetraborate sold under the name Proteam Supreme, this chemical is a EPA registered algaestat that also reduces eye and skin irritation. Proteam also claims to give water a softer feel and prevent pink algae, which is actually a bacteria. ProTeam is a helpful ingredient in a chlorine-free program, utilizing Nature2 Technology.
What the chemical does is prevent organics like algae from processing carbon dioxide. It is added in 2 half doses of 2 lb per 1,000 gallons. Periodic additions of the product are made for backwashed and splashed-out water. A test kit is available for testing levels of potassium tetraborate in the water.
Proteam claims a chemical reduction of up to 50% is obtainable when using the product, and the water’s clarity is improved by increasing the water’s capacity to hold calcium in solution. This product is a recommended by the Claritec people, and the Pool Janitor.