Description
Cellulose nitrate (CN) membrane filters with a pore size of 0,45 µm and a diameter of 47 mm are used for colony counting, particle testing, microscopy and sterility tests. Within this product family the membranes consist of cellulose nitrate (cellulose mixed ester), cellulose acetate or regenerated cellulose. Sterile membranes are described as individually packed or prepared for dispensers, with or without grid markings and with or without a hydrophobic edge, so configuration can follow method requirements. This pack contains 1000 pieces for high-volume laboratory use. Membrane filters from manufacturer Sartorius in the 0,45 µm / 47 mm cellulose nitrate format fit widely used filtration funnels and holders in quality-control and research settings. The stated pore size supports microbial retention and enumeration workflows, while grid options aid colony counting under the microscope. Net weight is 1,297 kg. Select packing style, grid and edge according to your standard operating procedure for particle assessment, microscopy or related microbiological checks.
This article is part of Carbohydrates & sugars, in Biochemicals & reagents.
Key features
- Pack size: 1000 pc(s)
- Storage temperature: Room Temperature
- Material: Cellulose nitrate (CN)
- Pore size: 0,45 µm
- Diameter: 47 mm
- Applications: Colony counting, particle testing, microscopy, sterility tests
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Questions about CN white - green, sterile, 0.45 m
What is this article?
CN white - green, 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.
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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.

