00277nam a2200109Ia 4500008004100000020001800041082001500059100001600074245002400090260004200114300001100156190710s9999    xx            000 0 und d  a81-219-0812-4  a540.72 P19  aPandey, O P 0aPractical chemistry  aNew DelhibS. Chand and Companyc2013  ax, 284