sodium sulphate anhydrous
Product Description
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Chemical Name: Anhydrous sodium sulphate (Na2SO4)
Properties: white fine crystal or powder, easily soluble in water; absorb moisture; odorless, non-toxic.
Use: widely used in vinylon, sodium silicate, bleaching, glass, paper making, tanning, metal smelting, surface treatment and filler industries.
Grade: Class I first quality
Packing: 50kg/piece, 25kg/piece, 1000kg/bag
Quality Standard: GB/T6009-2003
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Item
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GB6009-2003
Class I first quality
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Actual measurement value of regular products
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Actual measurement value of of neutral products
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sodium sulphate %(Na2SO4)
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≥99.0
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99.20
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99.30
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water insolubles %
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≤0.05
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0.02
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0.03
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Mg %
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≤0.15
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0.02
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0.02
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chlorides %(Cl)
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≤0.35
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0.19
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0.20
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iron %(Fe)
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≤0.002
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0.001
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0.001
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moisture %
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≤0.20
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0.02
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0.02
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whiteness %
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≥80
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88
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85
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PH-value
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6-8 or 8-10
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9.1
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7.2
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