1.Water Softening: Light sodium carbonate is commonly used in water treatment processes to soften hard water. It helps remove calcium and magnesium ions from the water, preventing the buildup of scale in pipes and appliances.

2.pH Adjustment: It is used as a pH regulator in various industries, including the production of chemicals, textiles, and pulp and paper. Light sodium carbonate can be added to adjust the pH of solutions or reactions.

3.Detergents and Cleaning Products: Light sodium carbonate is a key ingredient in many laundry detergents and cleaning products. It enhances the cleaning efficiency by helping to remove stains and grease from fabrics and surfaces.

4.Chemical Manufacturing: It is used in the production of various chemicals, including sodium percarbonate, which is a key component in many household and industrial cleaning products.

5.Food and Beverage Industry: Light sodium carbonate may be used in food processing for various purposes, such as adjusting the pH of certain food products, including baked goods.

6.Glass Manufacturing: It is a critical raw material in the glass industry, helping to lower the melting point of silica and aiding in the production of glass products.

7.Photography: Light sodium carbonate is used in the development process of some photographic films and papers.

8.Metallurgy: In metallurgical processes, it can be used as a flux to remove impurities from metal ores during smelting.

9.Textile Industry: Light sodium carbonate is used in the textile industry for various processes, including dyeing and fabric treatment.