MCFARLAND STANDART SET

Description 

Each set contains 1 tube of 0.5, 1, 2, 3, 4 Mcfarland standard

McFarland standards are used to perform spectrophotometric comparisions of bacterial densities in water, saline or liquid growth medium. It provides laboratory guidance for the standardization of numbers of bacteria for susceptibility testing or other procedure requiring a standardization of the inoculum like growth promotion test (GPT).