Kristalloeol 21 Hydrocarbon 64742-82-1 Shell Chemicals Solvents >> Hydrocarbon, aliphatic Solvents >> Hydrocarbon, Aromatic Kristalloel 21 The White (Mineral) Spirit range consists of products that are water-white, typically boil between 150 and 220°C and are a mixture of paraffins, cycloparaffins and aromatics. In this range, as a result of its lowered initial boiling point, Kristalloel 21 is the fast evaporating grade. White (mineral) spirit. Water-white, fast evaporating mixture of paraffins, cycloparaffins and aromatics. Possesses lowered initial boiling point.