CAS No. 123-91-1

Characteristics	Colorless transparent liquid
Acidity	≤ 0.01%(as CH3COOH)
Density	1.030-1.035g/ml(20°C)
Freezing point	≥ 11.0°C
Residue on distillation	≤ 0.01%
Aldehyde	Meet the test
Peroxide	≤ 0.005% (as H2O2)
Assay	≥ 99.5%

Molecular Formula: C4H8O2
Molecular Weight: 88.11
Hazard Symbols: Xn,F,T
UN Number: UN 1993 3/PG 2
WGKGermany: 3
PackingGroup: II
HS Code: 29329990

Purity: 99,0%

Appearance	Colorless transparent liquid
Identification	Positive
Water, %	≤ 0.10
Acidity, %	≤ 0.01
Density, g/ml	1.030~1.03
Freezing Point, ℃	10.50~12.0
Peroxide, %	≤ 0.005
Unvolatile substance, %	≤ 0.01
Aldehyde, %	Complies with standard
Assay, %	≥ 99.50

Assay : 99%