Used as a raw material in the manufacturing of soaps, detergents, textiles and paper. Also, in water softening and treatment, drilling mud in oil field, refining petroleum products, in sanitation, hygiene products. In food and drug industry, it is used as acidity regulator, alkali, impregnant's pigment.
Caustic soda (Sodium Hydroxide) is achromatic and transparent solution, its proportion is 1.291. The solid Sodium hydroxide is white solid or pieces, its proportion is 2.13, show alkali character, having strong causticity to skin, weaves and sheet. In the air it will absorb the carbon dioxide and change into sodium carbonate. The solid Sodium hydroxide has strong moisture absorption character, so it must stored protecting against the tide and isolating air.
Spec. Standard 1st Grade
Assay (%) 99.0 min. 99.21%
Soda Ash content (as Na2CO3 %) 0.9 max. 0.4%
NaCl content (as NaCl %) 0.15max. 0.03%
Fe2O3 content (as Fe2O3 %) 0.005max. 0.0007%
pacakge, 25kg woven bag
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