caustic soda lye is a versatile basic chemical used in varied industrial applications. It possesses high rate of solvency in water and remains insoluble in various organic solvent except alcohol. Sodium hydroxide caustic soda lye is used for soaps and detergents. Moreover, it is also used in textile industry for bleaching and processing of cotton textiles. specificationsas 100% basissodium carbonate as na2co3 % by mass.(max) : 0.12chloride as nacl % by mass.(max) : 0.01iron as fe ppm by mass : 0.60as 50% basissodium hydroxide as naoh % by mass : 47-50sodium carbonate as na2co3 % by mass(max) : 0.18chloride as nacl % by mass : 0.015iron as fe ppm by mass : 1.00used forwater purificationtextilemedicinebleaching paper pulporganics chemicallaundering