| Clear colorless liquid |
Complying |
| Acidity (as Acetic acid) |
max. 0.002% |
| Color (APHA Pt-Co) |
max. 10 |
| Subs. darkened by Sulfuric Acid |
Complying |
| Assay (GC on anhydrous basis) |
min. 99.7% |
| Residue after evaporation |
max. 0.0005%w/w |
| Water (KF) |
max. 0.1%w/w |
| Dibutyl ether |
max. 0.2% |
| Butyraldehyde |
max. 0.01% |
| Aluminum (Al) |
max. 0.5ppm |
| Boron (B) |
max. 0.02ppm |
| Barium (Ba) |
max. 0.1ppm |
| Calcium (Ca) |
max. 0.5ppm |
| Cadmium (Cd) |
max. 0.05ppm |
| Cobalt (Co) |
max. 0.02ppm |
| Chromium (Cr) |
max. 0.02ppm |
| Copper (Cu) |
max. 0.02ppm |
| Iron (Fe) |
max. 0.1ppm |
| Magnesium (Mg) |
max. 0.1ppm |
| Manganese (Mn) |
max. 0.02ppm |
| Nickel (Ni) |
max. 0.02ppm |
| Lead (Pb) |
max. 0.1ppm |
| Tin (Sn) |
max. 0.1ppm |
| Zinc (Zn) |
max. 0.1ppm |
