NEN ISO 4793 : 1981
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LABORATORY SINTERED (FRITTED) FILTERS - POROSITY GRADING, CLASSIFICATION AND DESIGNATION
Published date
12-01-2013
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Defines a system of porosity granding, classifying and designation laboratory sintered (fritted) filters by the determination of pore size index. Applicable to laboratory filters made of glass, vitreous silica, ceramics, metals and plastic materials.
| DocumentType |
Standard
|
| PublisherName |
Netherlands Standards
|
| Status |
Current
|
| Standards | Relationship |
| ISO 4793:1980 | Identical |
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