| 分子式 | |
| 其他事项 | 4.030025Pyridineanhydrous, with molecular sievesC5H5N M.=79.10CAS No. 110-86-1Minimum assay (GC) 99.5%Density at 20/4 0.981-0.982Identity (IR-spectrum) passes testMAXIMUM LIMIT OF IMPURITIESWater (H2O) 0.005% Piperidine (GC) 0.05% Chlorides (Cl) 0.0005% Sulfates (SO4) 0.0005% Ammonia (NH3) 0.002% Copper (Cu) 0.000002% Iron (Fe) 0.00001% Lead (Pb) 0.00001% Nickel (Ni) 0.000002% |
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