A mixture of two parts magnesium oxide and one part anhydrous sodium carbonate; used as a fusion mixture for determining sulfur in coal. In this assay, 1.0 g of coal sample was mixed with 3.0 g Eschka mixture in a porcelain crucible.
A mixture of two parts magnesium oxide and one part anhydrous sodium carbonate; used as a fusion mixture for determining sulfur in coal. In this assay, 1.0 g of coal sample was mixed with 3.0 g Eschka mixture in a porcelain crucible.
A mixture of two parts magnesium oxide and one part anhydrous sodium carbonate; used as a fusion mixture for determining sulfur in coal.
A mixture of two parts magnesium oxide and one part anhydrous sodium carbonate; used as a fusion mixture for determining sulfur in coal