CHM® MNW, MNB, MNG Cellulose Nitrate gridded membrane filters for microbiological analysis

Cellulose Nitrate gridded membranes, sterile and individually packed, for colony counts in routine microbiological quality control.

They are ready-to use membranes and save preparatory time. Filter identification and lot number are printed on the box or on each individual envelope for the sterile versions.

The grid size is 3.1x3.1 mm. Available in various colours which the best contrast to the colonies to be counted (white, black and green).

Hydrophobic edge membranes are used mainly in the sterility testing solutions containing antibiotics.

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