Specific reason to disallow the sample for culture -: (A) Sample brought within 2 hr of collection, (B) Sample brought in sterile plastic container, (C) Sample brought in formalin, (D) Sample obtained after cleaning the collection site
Answer is C. Sample brought in formalin are not allowed for culture,as it may loose it's characteristic propeies specific to that organism. Ref ananthnarayana and panikers microbiology textbook