product:caustic soda solid/sodium hydroxide CAS NO.310-73-2 Physical characteristics: White flakes or pearls with strong corrosiveness, easily soluble in water, presenting deliquescence when exposed to air. Characteristics:White grains with strong alkalinity,hydroscopicity and corrosiveness. Place of Origin: China Executed standard;GB209-2006 Features: 1) Molecular formula: NaOH 2) Characteristics: strong groscopicity and corrosiveeness 3) Purity: 99% (min.) 4) Na2CO3: 0.9% (max.) 5) NaCL: 0.5% (max.) 6) Water insoluble: 0.2% (max.) 7) Fe: 30ppm, 50ppm Uses:Used in soap-making,paper-making,printing,textiles,glass enamal,pharmacy,dyestuff,metallicwares,pesticides,leather-making and fat-refing,etc Product Specification / Models Specifications 1.Sodium hydroxide/caustic soda solid 99% 2.Caustic soda factory 3.Caustic soda for textile, printing, detergent,medicament 4.Packing: 25kg/PP bag or per customer's request 5.Usage: Caustic soda is one of chemical raw materials. Application / Models Caustic soda flakes/pearls are used in textile, printing, detergent, paper-making,metallurgy, glass, enamel, medicament, oil-refining, making synthetic fiber, plastics and many other industries.