Pyridine A.R. – 99.5%

Description

PYRIDINE A.R
C5H5N = 79.10
Assay 99.5% min
Water insoluble matter Passes Test
Acid insoluble matter Passes Test
Chloride (Cl) 0.0005% max
Ammonium (NH4) 0.002% max
Sulphate (SO4) 0.0005% max
Boiling Range (95%) 114 – 116 C
Wt.per ml at 20 C 0.981 – 0.982 g
Refractive index at 20 C 1.5090 – 1.5100
2 – Picoline (C6H7N) 0.2% max
Piperidine (C6H11N) 0.01% max
Metallic impurities Absent to test
Substances reducing KMnO4
(O) 0.0005% max
Water 0.1% max

P 73849 250 ml.

Uses: In preparatory/analytical acetylation of hydroxyl compounds

Additional information