Not known Facts About purified water system qualification
The culture medium proposed in the eu Pharmacopeia is R2A (Reasoner’s 2A agar), which replaced a far more nutritious medium by way of a monograph update in 2002. R2A was created for doing the heterotrophic plate count for water samples. R2A is a nutritionally diminished media (in that the levels of peptone, yeast extract and dextrose are substant