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Dosatron International offers its 40 GPM – D8RE2 chemical injector, which improves chemical-resistant housing, enhances UV resistance, allows injection of corrosive chemicals and features easy-to-adjust injection rates and easy-to read graduated scales. The D8RE2 can inject caustic chemicals accurately with a flow rate of 2.2 to 40 GPM, an injection ratio of 1:500 – 1:50, and a pressure range of 2 to 110 PSI.