Description
CAS Number 7664-93-9 Linear Formula H2SO4 Molecular Weight 98.08 EC Number 231-639-5
Technical Bulletin
Label
LABEL PROPERTY
Appearance and Odor: Odorless, clear to amber,
heavy, oily liquid. A pungent
odor may exist if certain
impurities are present in the
acid.
Physical State: Liquid
Molecular Weight: 98.08
Odor Threshold: Not applicable
Boiling Point: 78%: 193°C (380°F)
93%: 276°C (529°F)
98%:330°C (626°F)
Melting/Freezing Point: 78%: -11.2°C (+11.6°F)
93%: -29.5°C (-21.1°F)
98%: -1.1°C (30°F)
Vapor Pressure at 40°C (102°F): 78%: 1.2 mmHg
93%: 0.0016 mmHg
98%: 0.002 mmHg
Specific Gravity at 15°C (60°F): 78%: 1.7059
93%: 1.8354
98%: 1.8437
Vapor Density: (Air=1): 3.4
Evaporation Rate: Not applicable
Solubility: Easily soluble in cold water (with
liberation of much heat.)
Soluble in ethyl alcohol.
pH: 0.3 (1N solution at 25°C/78°F)
