... suspending impuritiesChromaticity(in Hazen)(Pt-Co),≤10Acetic acid content,%≥99.0-99.5Moisture,%≤0.15Formic acid content,%≤0.06Aldehyde content, %≤0.03Vaporized ... acetate, acetic anhydride, diketen, acetate, ethyl cellulose and chloro acetic acid. It can also be used in the field of synthetic ...