00339nam a22001097a 4500082001400000100003500014245006400049250002000113260005000133300000700183650003900190  a658.2 SAF  aInstitiute of chemistry ceylon  aSafty in chemical laboratories a need in the new millennium  aSeminar Reports  aColombobInstitiute of Chemistry Ceylonc2001  a25  aSafty , chemical aseminar reports