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BS 5489-1:2003

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BS 5520:1977

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BS 5534:2014+A1:2015

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BS 5591:1978

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BS 5598-6:1979

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BS 5672:1991

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BS 5724-2.4:1985

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BS 573; 574 […]:1973

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BS 5766-16:1999

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BS 5797:1986

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