Appearance: Transparent, no impurity

Purity 99.7%min.
Chromaticity (Pt-Co) ≤ 5%
Density g/cm3 0.784-0.786%
Water-solubility test: Clear
Boiling point range (101325 Pa)
Initial boilling point, Degree 81.5
End point, degree 83.0
Water ≤0.15%
Acid(acetic acid) ≤0.002%
Evaporation residue ≤0.002%
Carbonyl group (acetone) ≤0.05%
Sulfur (mg/kg) ≤%1