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Sodium Hydroxide, 50%

Sodium Hydroxide, 50%

Place of Origin : china
Category : Chloride
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Molten white particles or strip, now often made small flake. Easy to absorb moisture and carbon dioxide from air. 1g soluble in cold water, 0.3 ml 0.9 ml water, 7.2 ml anhydrous alcohol, 4.2 ml methanol, soluble in glycerin. Soluble in water, ethanol or dissolve with acid mixture liquid generated when the intense heat. A strong alkali solution. The relative density 2.13. Melting point 318 ¢‚‚‚‚‚‚„‚‚‚‚‚‚ƒ. Boiling point 13.9 ¢‚‚‚‚‚‚„‚‚‚‚‚‚ƒ. Half of the lethal dose (mice, celiac) 40mg/kg. Corrosive.
Widely applied sewage agents, basic analysis reagent, preparation analysis with standard lye, a few carbon dioxide and water absorption agent, acid and sodium manufacturing. The manufacture of other agents containing hydroxyl ions; In papermaking, printing, dyeing, wastewater treatment, electroplating, chemical engineering drilling aspects are important USES; Domestic brands are: days hui brand, apparently brand, gold of brand.

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