00394nam a2200133Ia 4500008004100000020001800041100001700059245002300076260004100099650001400140942000700154999001500161952008400176190829s9999||||xx |||||||||||||| ||und||  a9788170998271  aRajbir Singh 0aGas Chromatography  bMittal PublicationsaNew Delhic2002  aChemistry  cBK  c4242d4242  001040708CHEaGBCTLbGBCTLcF26d2023-10-10g695.00o543.85 RAJ/Gp36703yBK