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A activé D' defluoridation ajan Activé D' defluoridation ajan te gen yon gwo zòn direk sifas, pèfòmans bon adsorption. Li se pafè filtraj adsorption materyèl pou watePlis
eng
The activated alumina defluoridation agent Activated alumina defluoridation agent has a large specific surface area, good adsorption performance. It is the ideal filtering adsorption material for wateRead More