Considerations To Know About microbial limit test specification
coli or Salmonella and A further a hundred ml of peptone water inoculate with Staph. aureus or Ps. aeruginosa and transfer the membrane to a hundred ml of sterile nutrient broth and soybean casein digest medium respectively.Get rid of the lid of the contact plate, invert the plate on foil / paper / film. Slightly press the plate from all the edges