Details: group 1 - chemicals, drugs, and disinfectants phenol crystals (carbolic acid) sulphuric acid sodium hypochlorite methylene blue potassium dichromate basic fuchsin immersion oil liquid paraffin (heavy grade) sodium hydroxide tri sodium citrate disodium hydrogen phosphate potassium dihydrogen phosphate (anhydrous) n-acetyl-l cystein potassium permanganate(kmno4) formalin/ formaldehyde magnesium sulphate magnesium citrate (tribasic) asparagine malachite green glycerol para nitro benzoic acid- sodium chloride middle brook 7h9 broth base middle brook oadc enrichment media brain heart infusion agar silver nitrate dimethyl sulfoxide bovine serum albumin sodium carbonate oxalic acid tween-80 tween 20 hydrogen peroxide niacin strips auramine o zinc dust hydrochloric acid immunochromatographic test (rapid identificationtest) for mtb group 2 drugs rifampicin isoniazid ethambutol di hydrochloride dihydro streptomycin sulphate ofloxacin ethioniamide kanamycin sulfate amikacin disulphate capreomycin