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API SPEC 14L: Lock Mandrels and Landing Nipples : Reaffirmed

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273

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ISO 22578:2024

ISO 22578:2024 Graphical symbols – Safety colours and safety signs – Part 2: Measurement of photopic luminance of phosphorescent components used in a natural disaster safety way guidance system

CDN $76.00

Description

This document specifies the laboratory test method for the measurement of photopic luminance of phosphorescent materials classified in accordance with ISO 22578.

Edition

1

Published Date

2024-02-27

Status

PUBLISHED

Pages

6

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

This document specifies the laboratory test method for the measurement of photopic luminance of phosphorescent materials classified in accordance with ISO 22578.

Previous Editions

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