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TETRAHYDROFURAN PRA

Diethylene oxide; 1,4-Epoxybutane; Tetramethylene oxide; Butylene Oxide; THF

COAs

Packings

1000 ml (01000)

2500 ml (02500)

2500 ml (02500)

2GBA001000 2GBAG02500 2GBAH02500
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Article No. 0307A Grade PRA
Purity 99.8% CAS No. 109-99-9
Molecular Formula C4H8O Molecular Weight 72.11
H.S. Code 2932.1100 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Liquid Colour Clear colorless
Odour Ether odor pH value 7.0
Melting point/ Freezing point [°C] -108 °C Auto-ignition temperature [°C] 321 °C
Flash point [°C] -17 °C Boiling point [°C] 65 - 67 °C
Initial boiling point [°C] 65 °C Final boiling point [°C] 67 °C
Vapour pressure [20°C] 190.7 hPa Vapour density 2.5
Density [g/cm3] 0.88 Solubility in water Soluble in water
Explosion limits - upper [%] 11.80% Explosion limits -lower [%] 1.80%

Specifications

Appearance A clear colorless liquid Assay Min 99.8%
Boiling Point About 66 deg C Acidity Max 0.0005 meq/g
Peroxide (as H2O2) Max 0.02% Water Max 0.05%
Specific gravity (at 20°C) 0.89 Residue on evaporation Max 0.0005%
P.R.A Test (Lindane) by GC Max 5 ng/l

Safety Information and Hazard Symbols

Flame Exclamation Mark
Symbol: GHS02, GHS07
 Signal Word: Danger
 UN No.: 2056
 IMCO Class No.: 3
 Packing Group: II
 Hazardous Statement: H225-H319-H335
 Precaution Statement: P210-P261-P305 + P351 + P338
Revision Date: 05-Jun-2014

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