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Built Scale & Corrosion Inhibitors and Pretreatment Filming Agents

These product is composed of organophosphoric acid, polycarboxylic acid, sulfosalt copolym-ers, copper corrosion inhibitor, special surfactant, etc. They has good chelation and lattice distortion effect on calcium carbonate, calcium sulfate and calcium phosphate. They can be used in circulating cooling system in which calcium hardness and alkalinity is up to 1500ppm and operation is under high concentration index. Some is used as corrosion inhibitor for closed system, such as the cooling water system and hot water circulation system in which glycol, methanol and ethanol are cooling media. Some can be also used as corrosion inhibitor in anti-freeze fluid, oil tanker central air-condition system. 

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