assay: 99.0% min.
structural formula:
synonyms: niacin; vitamin pp; 3-pyridinecarboxylic acid; 3-carboxypyridine
cas number: 59-67-6
molecular formula: c6h5no2
appearance:white crystalline powder
assay: 99.0% min.
moisture: 0.5% max.
chloride (as cl): 0.02% max.
sulfate (as so4): 0.02% max.
heavy metals (as pb): 0.002% max.
residue on ignition: 0.1% max.
melting point: 234 - 238ºc
package: 25 kg net in carton drum.
application: used as pharmaceutical intermediate or feedstuff additive.