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BS ISO 20469. Guidelines for water quality grade classification for water reuse Ingestion-build-111333 BS EN 14836 on surfaces
BS ISO 20469. Guidelines for water quality grade classification for water reuse Ingestion-build-111333 BS EN 14836 on surfaces
$20.00
Description
BS EN 14836 on surfaces for sports areas is useful for:
BS EN 60027-7 is applicable to the generation
This document specifies two different grades of disc springs
The change in colour of the specimen and the staining of the adjacent fabrics are assessed using the grey scales
1(1) P General conditions
BS ISO 20469. Guidelines for water quality grade classification for water reuse Ingestion-build-111333 BS EN 14836 on surfaces
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