Pyridine for analysis EMSURE® ACS,Reag. Ph Eur
Pyridine for analysis EMSURE® ACS,Reag. Ph Eur
Brand : MERCK
Packaging : 1L
CAS number : 110-86-1
EC index number : 613-002-00-7
EC number : 203-809-9
Grade : ACS,Reag. Ph Eur
Hill Formula : C₅H₅N
Molar Mass : 79.1 g/mol
HS Code : 2933 31 00
Properties
| Boiling point | : 115 °C (1013 hPa) |
| Density | : 0.982 g/cm3 (20 °C) |
| Evaporation number | : 12.7 |
| Flash point | : 17 °C |
| Ignition temperature | : 482 °C |
| Melting Point | : -42 °C |
| pH value | : 8.81 (H₂O, 20 °C) |
| Vapor pressure | : 26.7 hPa (25 °C) |
| Solubility | : 1000 g/l soluble |
| Purity (GC) | : ≥ 99.5 % |
| Identity (IR) | : conforms |
| Appearance | : clear |
| Color | : ≤ 10 Hazen |
| Solubility in water | : conforms |
| Reducing substances | : conforms |
| Ammonia (NH₃) | : ≤ 0.002 % |
| 2-Picoline (GC) | : ≤ 0.2 % |
| Piperidine (GC) | : ≤ 0.01 % |
| Chloride (Cl) | : ≤ 0.0005 % |
| Sulfate (SO₄) | : ≤ 0.0005 % |
| Al (Aluminium) | : ≤ 0.00005 % |
| B (Boron) | : ≤ 0.000002 % |
| Ba (Barium) | : ≤ 0.00001 % |
| Ca (Calcium) | : ≤ 0.00005 % |
| Cd (Cadmium) | : ≤ 0.000005 % |
| Co (Cobalt) | : ≤ 0.000002 % |
| Cr (Chromium) | : ≤ 0.000002 % |
| Cu (Copper) | : ≤ 0.000002 % |
| Fe (Iron) | : ≤ 0.00001 % |
| Mg (Magnesium) | : ≤ 0.00001 % |
| Mn (Manganese) | : ≤ 0.000002 % |
| Ni (Nickel) | : ≤ 0.000002 % |
| Pb (Lead) | : ≤ 0.00001 % |
| Sn (Tin) | : ≤ 0.00001 % |
| Zn (Zinc) | : ≤ 0.00001 % |
| Evaporation residue | : ≤ 0.002 % |
| Water | : ≤ 0.1 % |
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