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Plastics. Symbols and abbreviated terms. Plasticizers. Original standard BS EN ISO 1043-3-2016 in PDF full version. Additional info + preview on request

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Plastics - Symbols and abbreviated terms - Part 4: Flame retardants (ISO 1043-4:2021). Original standard BS EN ISO 1043-4-2021 in PDF full version. Additional info + preview on request

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Petroleum and natural gas industries. Downhole equipment. Subsurface safety valve equipment. Original standard BS EN ISO 10432-2004 (2009) in PDF full version. Additional info + preview on request

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Bolted bonnet steel gate valves for the petroleum, petrochemical and allied industries. Original standard BS EN ISO 10434-2020 in PDF full version. Additional info + preview on request

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Petroleum, petrochemical and natural gas industries. Steam turbines. Special-purpose applications. Original standard BS EN ISO 10437-2003 in PDF full version. Additional info + preview on request

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Petroleum, petrochemical and natural gas industries. Lubrication, shaft-sealing and control-oil systems and auxiliaries. General requirements. Original standard BS EN ISO 10438-1-2007 in PDF full version. Additional info + preview on request

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