Assay(By GC-FID)

≥ 99.7 %

Color

≤ 10 APHA

Water(by KF coulometry)

≤ 100 ppm

Residue after evaporation

≤ 3.0 ppm

Titrable acid

≤ 0.0003meq/g

Sulfur compound(S)

≤ 50 ppm

Optical absorbance at

205nm

≤ 1.00 AU

220 nm

≤ 0.20 AU

230 nm

≤ 0.10 AU

254nm

≤ 0.01 AU

280 nm

≤ 0.01 AU