Item                                                                     Standard

Appearance                                                       clear, colorless sharp odor

purity                                                                   99.8%min

Color Number(Po-Co)                                    10max

Density(20?) g/ml                                           0.930--0.934

Activity(s)                                                             690max

Free Acid(acetic acid) %                                 0.005max

Water content %                                               0.04max

Acetaldehyde %                                                0.006max

Crotonaldehyde %                                          0.001max

Total Organic impurities %                            0.1MAX

Evaporation Residue %                                0.01max

Boiling Range(0? 101.3KPa)?                1.5max

All-aldehyde content %                                 0.03max