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●FD-209 series flux is refined from imported high purity rosin by special process. ●It has excellent wettability and welding aid effect. ●It can form a uniform protective film on the welding surface to prevent the erosion of moisture and other harmful substances and has high insulation impedance. ●The above product specifications, parameters and testing standards are subject to change without prior notice. Please refer to the product specifications issued testing standards are subject to change without prior by our company.
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