BS 4558:1970

$86.31

Specification for positive pressure, powered dust respirators

Published By	Publication Date	Number of Pages
BSI	1970	14

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Description

Specifies requirements for respirators comprising a mask supplied with filtered air from a power pack, to provide protection whilst reducing the respiratory load.

Additional information

Status	Withdrawn
Pages	14
Publication Date	1970-03-17
Withdrawn Date	1994-09-15
Replaced By	BS 7355:1990, BS EN 147:1992, BS EN 143:1991
ISBN	0 580 05896 4
Standard Number	BS 4558:1970
Title	Specification for positive pressure, powered dust respirators
Descriptors	Breathing apparatus, Battery-powered devices, Safety devices, Design, Air filters, Occupational safety, Dust, Air pollution, Respirators, Marking, Electric cells, Leak tests, Performance, Particulate air pollutants
Publisher	BSI
Committee	PH/4

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BS 4558:1970

$86.31


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