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How to solve the yellow well water 5? Add a little alum (also known as alum, potassium alum, 12-water aluminum potassium sulfate) to clean water and generate AL (OH) 3 in water to absorb impurities in water,Achieve the purpose of water purification.Contact the water company,Scientific methods of handling consulting experts.Drinking tap water is recommended.Ordinary residents take Wells,From shallow groundwater,These waters are more polluted than groundwater below 100 m,Therefore, it is not suitable for drinking.The well water is yellow with high iron content,Typical phenomenon of excessive iron ions.It is said that the ferrous ions in the water are high,After placing, it took a long time to contact the air,It is oxidized to three-valent iron ions,So it turns yellow.Don't add alum to it. many people don't have such confusion,Why is the water from the well yellow after a few hours or a day or so,There is such a common phenomenon in groundwater in most parts of China.High iron content in groundwater,Two second
