Buffered Peptone Water / BPW, ISO - Media Mikrobiologi, 100 Gram

Buffered Peptone Water is used as pre-enrichment medium for increasing the recovery of injured Salmonella species from foods prior to selective enrichment and isolation. The composition and performance criteria of this medium are as per the applications laid down in ISO 6579-2017. Composition : Tryptone # : 10.000 Gms / Litre Sodium chloride : 5.000 Gms / Litre Disodium hydrogen phosphate.12H2O : 9.000 Gms / Litre Potassium dihydrogen phosphate : 1.500 Gms / Litre Final pH ( at 25C) : 7.00.2 **Formula adjusted, standardized to suit performance parameters # Equivalent to Enzymatic digest of casein Directions : Suspend 20.07 grams(equivalent weight of dehydrated medium) in 1000 ml purified/ distilled water. Heat if necessary to dissolve the medium completely. Dispense as desired and sterilize by autoclaving at 15 lbs pressure (121C) for 15 minutes.