00492nam a22001937a 4500 OSt 20260715100912.0 210212b ||||| |||| 00| 0 eng d 9788123917221 543.08 GRA/I Gray,N Instrumental methods of analysis CBS. Delhi. 2018. 584p. Laboratory automation-Solvent extraction-Gas chromatography M.Calvin Bhatia,S C BK 0 0 udc 0 0 UL UL CIS 2026-07-07 0 543.08 GRA/I 00098429 2026-07-07 2026-07-07 BK 117129 117128