ACS Reagent, for HPLC, Spectrophotometry, meets analytical specification of USP, contains 2% ethanol, >99.9% (excluding ethanol)
Suggested Applications: HPLC, Spectrophotometry, ACS Reagent
Synonyms: Diethyl ether, Ethoxyethane
Structural Formula: (CH3CH2)2O
CAS number: 60-29-7
Hazard Class: 3
Package Group: I
UN number: UN1155
Specifications
Carbonyl (as HCHO): 0.001% max.
Color (APHA): 10 max.
GC Analysis (excluding ethanol): 99.9% min.
Peroxides (as H2O2) at time of packaging: 1 ppm max.
Refractive Index (20°C): 1.3523 - 1.3533
Residue: 3 mg/L max.
Titrable Acid: 0.2 µeq/g max.
UV Absorbance @ 250 nm: 0.080 AU max.
UV Absorbance @ 275 nm: 0.010 AU max.
UV Absorbance @ 300 nm: 0.005 AU max.
UV Absorbance @ 400 nm: 0.005 AU max.
Water by Karl Fischer Titration: 0.03% max.
Surface Tension (dyn/cm) at 20°C: 17.06
Vapor Pressure (Torr) at 20°C: 442.0
Physical Properties
Density (g/mL) at 20°C: 0.7133
Molecular Weight: 74.12
Boiling Point (°C): 34.6
Freezing Point (°C): -117.4
Flashpoint (°C): -45
Elutropic Value, Alumina: 0.38
Refractive Index (20°C): 1.3523 - 1.3533
Surface Tension (dyn/cm) at 20°C: 17.06
Viscosity (cP) at 20°C: 0.24