Liquid bta Properties: this product has been processed in benzotriazole. Excellent function of corrosion mitigation, soluble in water with any proportion, wide range of application and convenient use. Usage: Used in cooling water supply system, copper or copper-iron coexist water system for corrosion inhibitor. And used together with other corrosion inhibitor. Packing: Net weight 25kg in white plastic drum, Net weight 250kg in all-plastic drum