Appearance

white crystalline

white crystalline

Purity(HPLC)

99.50%min

99.80%

Loss on Drying(wt%)

0.30% max

0. 12%

Residue on Ignition(wt%)

0.20% max

0.12%

Melting Range

177°C min

178.9-179.0°C

6-Chloropyridine-3-carboxylic acid(HPLC)

0.1% max

<0.01%

Conclusion

Conforms