caustic soda 99%

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caustic soda 99%
Posting date : Sep 06, 2012
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29-
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Chemical name: Sodium hydroxide Molecular formula: NaOH Molecular weight: 40 Main physiochemical properties: Relative density: 2.13, pearl-shaped: 1.20, melting point: 318.4° Cboiling point: 1390° C. It has strong hygroscopicity under normal temperature. It can be reacted into sodium carbonate(Na2CO3) with carbon dioxide(CO2)after absorbing moisture. Quality standard: Carry out GB209-2006 standard(solid, flake sodium hydroxide) Notes: 1. Appearance: (GB209-2006), White flakes with strong corrosion. 2. The assay in ion membrane method is 99%-98% and the assay is diaphragm process is 96%-95% 3. Products: White and even. Packaging: 25kg plastic woven bags

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