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| Sulfates |
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| Potassium Sulfate |
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| Chemical Name: | Potassium Sulfate | | Molecular Formula: | K2O4S | | Molecular Weight: | 174.24 | | CAS: | 7778-80-5 | | Character: | It is white crystalline powder. It is heavy and hard. No smell. Soluble in water (12g/100ml water at 25℃, 24.1g/100ml water at 100℃), insoluble in alcohol, acetone and carbon disulfide. It has a bitter and salty taste. | | Uses: | It is the basic raw material for manufacturing various potassium salts such as potassium carbonate and potassium persulfate. Glass industry as a clearing agent. The dye industry is used as an intermediate. Spices industry used as auxiliaries, etc. The pharmaceutical industry is also used as a laxative. Potassium sulfate is a commonly used potassium fertilizer in agriculture, with a potassium content of about 50%, and is commonly known as "white Gary" in Taiwan. In addition, potassium sulfate is also used in industry for glass, dyes, spices, medicine and so on. | | Packing: | It is packed with plastic bag as inner layer and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg. | | Storage & Transportation: | 1. It should be stored in a ventilated and dry warehouse. 2. The package is sealed, avoid moisture, and prevent rain from melting and loss during transportation | | Quality index: | Quality index | FAO/WHO 1992;CXAS/1989 | | K2SO4 content w% | ≥99.0 | | Arsenic | ≤3ppm | | Heavy Metal | ≤10ppm | | Se | ≤30ppm |
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