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Lab Supplies

MilliporeSigma
S-Pak Filters

S-Pak sterile, individually packed, gridded membrane filters are made from mixed esters of cellulose and have been optimized for MF method microbiological analysis of water or other liquids.

Type HA (0.45 µm) for total coliform or yeast and mold analysis and type RA (1.2 µm) for yeast and mold analysis in difficult-to-filter liquids.

Certificates of quality confirm Standard Methods compliance.


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