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tert-BUTYL METHYL ETHER AR

MTBE; Methyl tert-butyl ether

COAs

Packings

500 ml (00500)

2500 ml (02500)

25 Liters (0025K)

2500 ml (02500)

2500 ml (02500)

2GBA000500 2GBA002500 2IDL00025K 2GBAG02500 2GBAH02500
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Article No. 2386C Grade AR
Purity 99.5% CAS No. 1634-04-4
Molecular Formula C5H12O Molecular Weight 88.15
H.S. Code 2909.1990 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Liquid Colour Clear Colorless
Odour Characteristic ethereal odor Melting point/ Freezing point [°C] -110°C
Auto-ignition temperature [°C] 374 °C Flammability (solid, gas) Flammable
Flash point [°C] (-33.0 °C) Boiling point [°C] 55 - 56 °C
Vapour pressure [20°C] 279.2 hPa at 20°C Density [g/cm3] 0.74
Relative density, gas (air=1) 0.74 g/cm3 at 25 °C Solubility in water [% weight] Insoluble in water
Partition coefficient Log Pow octanol / water at 20°C 1.77 Explosion limits - upper [%] 15.10%
Explosion limits -lower [%] 1.60%

Specifications

Appearance Clear colorless liquid Purity (by GC) Min 99.5%
Identity (IR) Passes test Density (d20°C/4°C) 0.739 - 0.740
APHA colour Max 10 Non-volatile matter Max 0.001%
Methanol (GC,area %) Max 0.01% 2-Methyl-2-propanol (GC) Max 0.05%
Acidity Max 0.0005 meq/g Alkalinity Max 0.0002 meq/g
Peroxide (as H2O2) Max 0.0001% Water Max 0.03%

Safety Information and Hazard Symbols

Flame Exclamation Mark
Symbol: GHS02, GHS07
 Signal Word: Danger
 UN No.: 2398
 IMCO Class No.: 3
 Packing Group: II
 Hazardous Statement: H225-H315
 Precaution Statement: P210-P233-P303+P361+P353
Revision Date: 01-Mar-2024

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