Suggested Applications: HPLC, GC, Spectrophotometry
Synonyms: Diethylene dioxide, p-Dioxane
Structural Formula: C4H8O2
CAS number: 123-91-1
Hazard Class: 3
Package Group: II
UN number: UN1165
Specifications
GC Analysis: 99.9% min.
Peroxides (as H2O2) at time of packaging: 2 mg/L max.
Refractive Index (20°C): 1.4206 - 1.4226
Residue: 1 mg/L max.
UV Absorbance @ 250nm: 0.300 AU max.
UV Absorbance @ 300nm: 0.020 AU max.
UV Absorbance @ 350nm: 0.005 AU max.
UV Absorbance @ 400nm: 0.005 AU max.
Water by Karl Fischer Titration: 0.05% max.
Vapor Pressure (Torr) at 20°C: 29.0
Physical Properties
Density (g/mL) at 20°C: 1.0336
Molecular Weight: 88.11
Boiling Point (°C): 101.3
Freezing Point (°C): 11.8
Flashpoint (°C): 12
Elutropic Value, c-18: 11.7