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Products Information
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Item |
Standard |
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Industrial grade |
Food grade |
Refining grade |
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Identifications |
Meet the specifications |
Meet the specifications |
Meet the specifications |
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Assay, % |
≥ 98.0 |
98.0 ～ 102.0 |
99.0 ～ 102.0 |
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Drying loss, % |
≤ 0.50 |
≤ 0.30 |
≤ 0.30 |
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Heavy metal, μg/g |
≤ 10 |
≤ 10 |
≤ 10 |
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Sulphate, % |
≤ 0.05 |
≤ 0.05 |
≤ 0.05 |
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Chloride, % |
≤ 0.07 |
≤ 0.07 |
≤ 0.07 |
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Reduzate, % |
≤ 0.70 |
≤ 0.50 |
≤ 0.50 |
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Lead, μg/g |
≤ 2 |
≤ 1 |
≤ 1 |
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Solubility(1.0g , 10ml water) |
|
Colorless, almost clear |
Colorless, almost clear |
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PH |
6.2 ～ 7.8 |
6.2 ～ 7.8 |
6.2 ～ 7.8 |
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Arsenic salt, μg/g |
≤ 2 |
≤ 2 |
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Properties: It is white or light yellow crystalline powder; easily soluble in water, insoluble in alcohols; has salty taste.
Use: As acid-base balance agent, water quality stabilizer, surface cleaners, cement admixture and food additive.
Specifications
Packing:25kg bag
