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PYRIDINE AR

Suitable for Karl Fischer reagent.
Azabenzene; Azine.

COAs

Packings

250 ml (00250)

500 ml (00500)

2500 ml (02500)

25 Liters (0025K)

200 Liters (0200K)

2500 ml (02500)

2500 ml (02500)

2GBA000250 2GBA000500 2GBA002500 2IDL00025K 2MDB00200K 2GBAG02500 2GBAH02500
Print friendly version
Article No. 00281 Grade AR
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

Purity (by GC) Min 99.5% Weight/ mL at 20°C 0.982 - 0.983 g
Refractive index (20°C; 589 nm) 1.509 - 1.510 Insoluble matter in water Passes test
Water Max 0.1% Non-volatile matter Max 0.002%
Chloride (Cl) Max 0.0005% Ammonia (NH3) Max 0.002%
Copper (Cu) Max 0.0002% Iron (Fe) Max 0.0002%
Lead (Pb) Max 0.0001% Substance reducing KMnO4 (as O) Max 0.0008%
Appearance (Form) A clear liquid with characteristic odor Colour Max 20 APHA

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: 01-Dec-2021

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