Sodium Sulfate Anhydrous - Hongding Chemicals Chemical Reagents Wed, 28 May 2025 08:03:56 +0000 en-US hourly 1 https://wordpress.org/?v=6.9 246622208 Sodium Sulfate Anhydrous https://www.hongdings.com/products/sodium-sulfate-anhydrous/ Tue, 06 Aug 2024 02:43:59 +0000 http://www.hongdings.com/product/dnk-blue-tshirt/ Sodium Sulfate Anhydrous is mainly used in the production of detergents, desiccants, water glass (sodium silicate), glass, ceramic glazes, paper pulp, refrigerant mixtures, dye diluents, analytical chemical reagents, pharmaceuticals, and animal feed."

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]]> Product Name: Sodium Sulfate Anhydrous
CAS No: 7757-82-6
Einecs No: 231-820-9
HS Code: 2833110000
Formula: Na2SO4
Grade Standard: Food Grade, Tech Grade
Appearance: White crystalline powder
Packaging Details: 25KG/BAG, 1000KG/BAG

Application:
Mainly used in the production of detergents, desiccants, water glass (sodium silicate), glass, ceramic glazes, paper pulp, refrigerant mixtures, dye diluents, analytical chemical reagents, pharmaceuticals, and animal feed.

Specification:

Item Range Unit Standard
Superior grade First grade
Purity (Na2SO4) ≥ ω/% 99.6 99
Water insoluble ≥ ω/% 0.005 0.05
Calcium and magnesium in Mg ≤ ω/% – 0.15
Calcium (Ca) ≤ ω/% 0.01 –
Magnesium (Mg) ≤ ω/% 0.01 –
Chloride (as Cl) ≤ ω/% 0.05 0.35
Iron (Fe) ≤ ω/% 0.0005 0.002
Moisture ≤ ω/% 0.05 0.2
Whiteness ≥ ω/% 88 82
PH (50g/L aqueous solution, 25°C) – – 5 to 8 –

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