Black Gridded, Sterile. Whatman black and green mixed ester membranes are composed of cellulose acetate (-20%) and cellulose nitrate (-80%). These membranes are characterized by a smoother and more uniform surface than pure nitrocellulose filters.
Sanitization Cartridge for all Purelab* Ultra /Classic units, require Liquid Sanitant which sanitizes tubing or pipe work to reduce biofilm and protect the system against bacterial growth
Filter Paper 185 mm Grade 2 Circles, designed for gravimetric analysis and the preparation of samples for instrumental analysis, High purity, for use in a wide range of critical filtration procedures, Wide range of filter grades and diameters, Ashless 0.007% are very pure filters
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