00410nam a22000977a 4500008004100000040005500041080002200096245010200118260006700220653002500287230405b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a061.6:54(540)bJ2  aNational chemical laboratory of India:  bPoona c/ Council of Scientific and Industrial Research  aDelhi: bCouncil of Scientific and Industrial Research, c1952  aChemical Laboratory