Basic

CAS No.	14265-45-3
Product Name	sulfur trioxide
Synonyms	Sulfite; SULPHITE; oxosulfane dioxide
Molecular Formula	O3S
Molecular Weight	80.0632

Physical property

Density	2.27g/cm3
Boiling point	44.8°C at 760 mmHg
Refractive index	1.662