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BUTAN-2-OL GC Reference Standard

Traceable to USP reference Standard

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COAs

Packings

100 ml (00100)

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Article No. GS025 Grade
Purity CAS No. 78-92-2
Molecular Formula C4H10O Molecular Weight 74.12
H.S. Code 2905.1490 Shelf Life 36 Months

Physical Properties

Physical state at 20 °C Liquid Colour Clear Colorless
Odour sweet, fruity odor Odour threshold 3.2 ppm
pH value 7 Melting point/ Freezing point [°C] -115 °C
Auto-ignition temperature [°C] 405 °C Flammability (solid, gas) Flammable
Flash point [°C] 24 °C Boiling point [°C] 99.5°C
Vapour pressure [20°C] 12 mm Hg @ 20C Vapour density 2.6
Density [g/cm3] 0.808 Solubility in water [% weight] 12.5 g/100 ml @ 20°C
Viscosity at 40°C [mm2/s] 3.5 cps @ 20 deg C Explosion limits - upper [%] 9.80%
Explosion limits -lower [%] 1.70%

Specifications

Appearance A clear colourless liquid Purity (by GC) Min 99.5%
Identification (by IR) Passes test Identification (by GCMS) Passes Test
Identification (by 1H NMR) Conform to Structure Colour scale Max 10 APHA
Residue on evaporation Max 0.005% Water (by KF) Max 0.2%
Potency Reported on COA Traceablility Traceable to USP reference Standard

Safety Information and Hazard Symbols

Flame Exclamation Mark
Symbol: GHS02, GHS07
 Signal Word: Warning
 UN No.: 1120
 IMCO Class No.: 3
 Packing Group: III
 Hazardous Statement: H226-H319-H335-H336
 Precaution Statement: P210-P261-P305+P351+P338
Revision Date: 20-May-2025

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