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Property: colorless, odorless, tasteless, strongly alkaline.
Solid type: white powder or granules, hygroscopic, readily soluble in water. The aqueous solution may absorb CO2 and form aluminum hydroxide precipitate. Addition of NaOH is required to increase stability.
Liquid type: transparent slurry, stable during storage life. Prolonged stay of diluted aqueous solution may cause aluminum hydroxide precipitate.
Use: Concrete engineering: used in combination with water glass as concrete adhesive; concrete solidifying agent, promotes concrete solidification. Papermaking: used in combination with aluminum sulfate as filling agent. Water treatment: flocculant aid, reduces water hardness and accelerates floc settling. Petrochemical: catalyst or catalyst carrier, coating primer. Others: in textile, dye/printing, pharmacy, rubber, detergent, metal surface treatment, etc.
Further specifications customizable upon request.
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Product name
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Na2AL2O4(%)
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AL2O3(%)
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Na2O(%)
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Na2O3/AL2O3
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non-solubles
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Density
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Storage life
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Liquid type
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A-1
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≥29
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≥18
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≥19
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1.70±0.05
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≤0.5
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1.48±0.01
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One year
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A-2
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≥38
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≥24
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≥18
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1.25±0.05
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≤0.5
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1.50±0.01
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One year
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Solid type
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SNA1
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≥65
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≥41
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≥30
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1.25±0.05
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≤1.0
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-
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Prolonged
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SNA2
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≥80
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≥50
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≥38
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1.25±0.05
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≤1.0
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-
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Prolonged
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