ACS reagent
suitable for EPA 1613
3.2 (vs air)
22 mmHg ( 20 °C), 26 mmHg ( 25 °C)
≥99.5%
liquid
997 °F
7 %
(for analytical testing)
H2SO4, passes test (darkened), ≤0.003% S compounds, ≤0.030% water
≤0.0010%
APHA: ≤10
n/D 1.496 (lit.)
110-111 °C (lit.)
-93 °C (lit.)
0.865 g/mL at 25 °C (lit.)