Project requirements Type I and Type II transparent liquid in appearance, no mechanical impurities Color (platinum-cobalt color number)/Hazen unit ≤ 30 30 Ethanol insoluble matter without cyclohexane oxide content, w/% ≥ 99.4 99.0 Chlorine content, w/ %≤ 0.0015 — Sulfur content, w/%≤ 0.0001 — Moisture, w/%≤ 0.2 0.2 Acid value/(mgKOH/g) ≤ 0.05 0.05