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TEMA 2026 Edition – Online Subscription Only

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ISO 4793:1980

ISO 4793:1980 Laboratory sintered (fritted) filters – Porosity grading, classification and designation

CDN $130.00

SKU: 648a629c6830 Category:

Description

Filters are graded according to their pore size index in one of the eight classes specified. This is applicable to laboratory filters made of glass, vitreous silica, ceramics, metals and plastic materials. Annex A specifies a method for determination of pore size index. Annex B and C concern with a procedure for assessing uniformity of filters and for determination of air permeability.

Edition

1

Published Date

1980-10-01

Status

PUBLISHED

Pages

7

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

Filters are graded according to their pore size index in one of the eight classes specified. This is applicable to laboratory filters made of glass, vitreous silica, ceramics, metals and plastic materials. Annex A specifies a method for determination of pore size index. Annex B and C concern with a procedure for assessing uniformity of filters and for determination of air permeability.

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