PYRIDINE 99.5% HPLC/UV SPECTROSCOPY
| Product Code | B-02224 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | CAS No | 110-86-1 | |
| Molecular Formula | C5H5N | Molecular Weight | 79.10 |
| H.S.Code | 2933.31000 | Shelf Life | 60 Months |
| Purity | 99.5 % |

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 |
| Vapour pressure mm/Hg | 18 mm Hg @ at 20°C | Flammability (solid, gas) | Flammable |
| Flash point [°C] | -4.0 °C | Boiling point [°C] | 98 °C |
| Density [g/cm3] | 0.978 | Vapour density | 2.73 |
| Solubility in water [% weight] | Soluble in water | Explosion limits - upper [%] | 12.40 % |
| Explosion limits -lower [%] | 1.80 % | Viscosity at 40°C [mm2/s] | 0.95 mPas at 20°C |
| Vapour pressure [20°C] | 18 mm Hg @ at 20°C |
Packaging

Specification
| 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

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
