Description
Cellulose nitrate (CN) membrane filters are non-sterile membranes based on cellulose nitrate (mixed cellulose ester), cellulose acetate or regenerated cellulose for colony counting, particle testing and microscopy. This bulk pack of 1000 pieces is aimed at high-throughput microbiology laboratories that process large sample series for microbial enumeration and particulate checks. Non-sterile membranes are available with or without grid markings and with or without a hydrophobic edge, so users can match the filter layout to plating and inspection methods. Produced by manufacturer Sartorius, they support quality-control, food, water and environmental testing environments where reliable membrane filtration is required. Net weight is 0,353 kg and gross weight 0,367 kg per pack. These cellulose nitrate membranes suit routine workflows for colony count determination and microscopic examination and help maintain a continuous supply for busy laboratory benches handling frequent filtration steps.
This article is part of Carbohydrates & sugars, in Biochemicals & reagents.
Key features
- Pack size: 1000 pc(s)
- Storage temperature: Room temperature
- Material: Cellulose nitrate (mixed cellulose ester), cellulose acetate or regenerated cellulose
- Sterility: Non-sterile
Compliance & Safety Information
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Questions about CN gray - white, non-sterile, 0.45 m
What is this article?
CN gray - white, non-sterile, 0.45 m is the article on this page. Luminix Health distributes Sartorius for laboratory use. It sits in Carbohydrates & sugars, inside Biochemicals & reagents, in Life Science & Microbiology.
A carbohydrate reagent is a sugar or a derivative, specified by identity, anomer where it matters, and purity. Hydrate and anhydrous forms change the mass. A culture-grade sugar and an analytical standard of the same name are different bottles.
A biochemical is a molecule of life, sold as a reagent: an amino acid, a sugar, a nucleotide, a lipid, an enzyme, an antibiotic. The difference from a bulk chemical is that the use is a biological one, and the impurities that matter are the ones that change that use. An enzyme is specified by activity, not only by mass. An antibiotic is specified by potency. Papers are on PubMed. Structures are on PubChem. Strains and lines that consume these reagents are at ATCC.
Which category should I open next?
The category is Biochemicals & reagents. The sub-category is Carbohydrates & sugars. The catalogue is Life Science & Microbiology.
Shelves beside this one are Amino acids & peptides, Coenzymes, nucleotides & vitamins, Biochemicals (other), Enzymes & substrates, Antibiotics & antimycotics, Lipids, steroids & fatty acids and Detergents & surfactants.
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

