data: Item Unit Specification Method Purity % m/m ≥99.8 GB/T 7814-2008 Water Content % m/m ≤0.1 ASTM E 1064-12 Acidity as acidic acid % m/m ≤0.002 ASTM D1613-06 (2012) Water Miscibility Miscible ASTM D 1722-09 Non-volatile residue g/100ml ≤0.002 ASTM D 1353-09 Appearance Bright and Clear ASTM E 2680-09e1 Density @ 20°C g/cm3 0.784-0.786 ASTM D 4052-11 Distillation @ 760 mm Hg ASTM D 1078-11 Boiling Point °C >81.5 Distillation °C Show More