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API STD 521: Guide for Pressure-relieving and Depressuring Systems – Edition 6

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682

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ISO 8126:2019

ISO 8126:2019 Micrographics – Duplicating film, silver, diazo and vesicular – Specifications and measurement for visual density

CDN $82.00

SKU: 0363b533bfbb Categories: ,

Description

This document specifies visual diffuse transmission densities for second generation silver-gelatin and diazo microforms and projection densities for second generation vesicular microforms. It also specifies methods of measurement.

It does not apply to duplicates of microforms of technical drawings and other drawing office documents.

Edition

3

Published Date

2019-01-10

Status

PUBLISHED

Pages

3

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

This document specifies visual diffuse transmission densities for second generation silver-gelatin and diazo microforms and projection densities for second generation vesicular microforms. It also specifies methods of measurement.

It does not apply to duplicates of microforms of technical drawings and other drawing office documents.

Previous Editions

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