Appearance

 Colorless Transparent Liquid

 Content

 99.10% min

 Color (Pt-Co)

 20# max

 Water

 ≤0.10%

 Acidity (as Acid)

 ≤0.010%

 Refractive Index（25℃/D）

 1.429～1.431

 Relative Density (25/25℃)

 1.154～1.158

 Heavy Metals (as Pb)

 ≤10 ppm

 Arsenic

 ≤3 ppm