Pyridine, anhydrous ≥99.7%, AnalaR NORMAPUR® ACS, ISO, Reag. Ph. Eur. analytical reagent, for Karl Fischer titration

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27198.298EA 246 GBP
27198.298
Pyridine, anhydrous ≥99.7%, AnalaR NORMAPUR® ACS, ISO, Reag. Ph. Eur. analytical reagent, for Karl Fischer titration
Pyridine
Formula: C₅H₅N
MW: 79.1 g/mol
Boiling Pt: 115 °C (1013 hPa)
Melting Pt: –44 °C
Density: 0.983 g/cm³ (20 °C)
Flash Pt: 17 °C
Storage Temperature: Ambient
MDL Number: MFCD00011732
CAS Number: 110-86-1
EINECS: 203-809-9
UN: 1282
ADR: 3,II
Merck Index: 12,08153
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Specification Test Results

Appearance Clear colourless liquid
Assay (GC) Min. 99.7 %
Acidity or alkalinity Max. 0.200 meq/g
Water Max. 0.0200 %
Evaporation residue Max. 0.0020 %
Reducing substances Max. 0.0005 %
Piperidine Max. 0.0100 %
2-Methylpyridine Max. 0.20 %
NH4 (Ammonium) Max. 0.0010 %
Cl (Chloride) Max. 0.0005 %
SO4 (Sulphate) Max. 0.0005 %
Al (Aluminium) Max. 0.5 ppm
B (Boron) Max. 0.02 ppm
Ba (Barium) Max. 0.1 ppm
Ca (Calcium) Max. 0.5 ppm
Cd (Cadmium) Max. 0.01 ppm
Co (Cobalt) Max. 0.01 ppm
Cr (Chromium) Max. 0.02 ppm
Cu (Copper) Max. 0.05 ppm
Fe (Iron) Max. 0.1 ppm
Mg (Magnesium) Max. 0.1 ppm
Mn (Manganese) Max. 0.01 ppm
Ni (Nickel) Max. 0.01 ppm
Pb (Lead) Max. 0.01 ppm
Sn (Tin) Max. 0.1 ppm
Zn (Zinc) Max. 0.05 ppm

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