BS EN 12120:2022

system BS 2022-04-29 19 PDF 696 0 2026-07-17 05:16

/ 24

100%

loading preview...

summary

Chemicals used for treatment of water intended for human consumption. Sodium hydrogen sulfite. | Status: Current

description

1 Scope This document is applicable to sodium hydrogen sulfite used for treatment of water intended for human consumption. It describes the characteristics of sodium hydrogen sulfite and specifies the requirements and the corresponding test methods for sodium hydrogen sulfite. It gives information on its use in water treatment.

Details

Publisher BS

File size 1.24 MB

Pages 24

Format PDF

Publication date 2022-04-29

ISBN-13 978-0-539-06956-3

ISBN-13 plain 9780539069563

ISBN-10 0539069563

Download with Points

Rating ★★★★★

Points 696

File size 1.24 MB

Pages 24

Format PDF

Publication date 2022-04-29

Free downloads · BS EN 12120:2022

Upload documents and earn points for free downloads.

Share documents, reports, and standards. Approved uploads can earn points that you can use to download documents without paying.

Upload Documents Recharge for Points Social Sharing

Related Products

★★★★★

BS ISO/IEC 24775-4:2021 Information technology. Storage management. Block devices | Status: Current ★★★★★

BS IEC 61691-7:2025 Behavioural languages. SystemC® Language Reference Manual | Status: Current ★★★★★

BS EN 14679:2026 Execution of special geotechnical works — In-Situ Soil Mixing This standard specifies principles for executing, supervising, inspecting, testing, monitoring, and maintaining in-situ soil mixing works using dry and wet mixing methods. ★★★★★

BS EN 13852-1:2025 Cranes. Offshore cranes. General-purpose offshore cranes | Status: Current ★★★★★

25/30510746 DC Draft BS EN 61851-23 Electric vehicle conductive charging system. Part 23: DC electric vehicle supply equipment | Status: Current, Draft for public comment ★★★★★

BS EN 14972-13:2026 Fixed firefighting systems — Water mist systems Part 13: Test protocol for wet benches and other similar processing equipment for open nozzle systems This standard specifies fire performance evaluation procedures for water mist systems protecting wet benches and similar processing equipment with open nozzle systems. ★★★★★

BS EN IEC 62288:2022 Maritime navigation and radiocommunication equipment and systems. Presentation of navigation-related information on shipborne navigational displays. General requirements, methods of testing and required test results. | Status: Current, Superseded ★★★★★

BS EN ISO 3183:2012+A1:2018 Petroleum and natural gas industries. Steel pipe for pipeline transportation systems. | Status: Withdrawn, Superseded ★★★★★

BS EN 14906:2026 Leather — Leather for automotive — Test methods and testing parameters This standard provides guidelines for selecting test methods to assess automotive leather performance and specifies specimen sampling and conditioning procedures. ★★★★★

BS EN 29318-3:1994 Information technology. Intelligent Peripheral Interface. Device generic command set for magnetic and optical disk drives | Status: Withdrawn ★★★★★

BS EN 14972-2:2026 Fixed firefighting systems — Water mist systems Part 2: Test protocol for shopping areas for automatic nozzle systems This standard specifies fire performance testing for automatic water mist systems protecting shopping areas and adjacent storage areas under defined ceiling and test conditions. ★★★★★

BS EN 14951:2026 Solid hardwood panelling and cladding — Machined profiles This standard specifies requirements for solid hardwood panelling and cladding with or without tongue-and-groove profiles for interior and exterior use. ★★★★★

BS IEC/IEEE 80005-3:2025 Utility connections in port. Part 3: Low-voltage shore connection (LVSC) systems - General requirements | Status: Current ★★★★★

BS ISO 9040:1990 Information technology. Open systems interconnection. Virtual terminal basic class service. | Status: Revised, Superseded, Withdrawn ★★★★★

BS EN 13856:2026 LPG equipment and accessories — Minimum requirements for the content of the user manual for automotive LPG systems This standard specifies the minimum content requirements for user manuals covering automotive LPG propulsion systems installed in road vehicles.