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PYRIDINE For HPLC/Spectroscopy

Azabenzene; Azine.

COAs

Packings

500 ml (00500)

1000 ml (01000)

2500 ml (02500)

2500 ml (02500)

2GBA000500 2GBA001000 2GBAG02500 2GBAH02500
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Article No. 05487 Grade For HPLC/Spectroscopy
Purity 99.5% CAS No. 110-86-1
Molecular Formula C5H5N Molecular Weight 79.10
H.S. Code 2933.3100 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Liquid Colour colorless to light yellow
Odour Fishy Stench odour pH value 8.5 at 15.82 g/l at 25 °C
Melting point/ Freezing point [°C] -42 °C Auto-ignition temperature [°C] 482 °C
Flammability (solid, gas) Flammable Flash point [°C] 17 °C
Boiling point [°C] 115 °C Vapour pressure [20°C] 18 mm Hg @ at 20°C
Vapour pressure mm/Hg 18 mm Hg @ at 20°C Vapour density 2.73
Density [g/cm3] 0.978 Solubility in water [% weight] Soluble in water
Partition coefficient Log Pow octanol / water at 20°C 0.65 Viscosity at 40°C [mm2/s] 0.95 mPas at 20°C
Explosion limits - upper [%] 12.40% Explosion limits -lower [%] 1.80%

Specifications

Appearance A clear colorless liquid with characteristic odor Assay Min 99.5%
Density (at 25°C) ~0.98 UV absorbance (1 cm; Water)
at 310 nm Max 0.25 at 320 nm Max 0.14
at 330 nm Max 0.08 at 340 nm Max 0.01
at 350 nm Max 0.005

Safety Information and Hazard Symbols

Flame Exclamation Mark
Symbol: GHS02, GHS07
 Signal Word: Danger
 UN No.: 1282
 IMCO Class No.: 3
 Packing Group: II
 Hazardous Statement: H225-H302-H312-H332
 Precaution Statement: P210-P280
Revision Date: 20-May-2025

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