00322nam a2200121Ia 4500008004100000035000800041082000800049100002400057245004600081260004400127300000900171500002000180211026s9999||||xx |||||||||||||| ||und||  a248  a540  aChatwal G, Anand S. 0aInstrumental Methods of Chemical Analysis  bHimalaya Publishing House, Mumbaic2017  a2.78  aS/SI/18-19/5655