Appearence

Colorless and transparent

SH/T 1628.1-1996 (2005)

Density (20ºC) g/cm³

0.930-0.934

GB/T 4472-84

Color (Pt-Co), unit

≤ 5

GB/T 3143-82 (1990)

Boiling range (101.325 KPa), ºC

71.0-73.5

GB/T 7534-2004

Residue on evaporation, % (m/m)

≤ 0.005

GB/T 6324.2-2004

Acidity (as acetic acid), % (m/m)

≤ 0.005

SH/T 1628.4-1996

Aldehydes (as acetaldehyde), % (m/m)

≤ 0.02

SH/T 1628.5-1996

Water content, (m/m)

≤ 0.04

GB/T 6283-2008

Activity, min

≤ 11.5

SH/T 1628.3-1096

Purity, % (m/m)

≤ 99.8

SH/T 1628.3-1096

Inhibitor (Hydroquinone content)

to be decided

SH/T 1628.3-1096 Appendix A