GC-MS si loo tijaabiyo haraaga sunta cayayaanka iyo DEHP, DBP LC-MS si loo tijaabiyo Casaanka Cas ee Suudaan GC si loo tijaabiyo hadhaaga dareeraha ICP-MS si loo tijaabiyo biraha culus Pb Hg Cd Cr Ni HPLC waxyaabaha ku jira imtixaanka