Filter

Beef extract 3g, Peptone 5g, Lactose 7.46g, Pancreatic digest of Casein 5.9g, Proteose Peptone 3.93g, Dipotassium Phosphate 1.35g, Monopotassium Phosphate 1.35g, Sodium Chloride 2.46g, Sodium Lauryl Sulfate 0.05g, Bromcresol Purple 8.5mg

Determines the presence of pollution-indicating organisms in treated or drinking water

17.6 oz.