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Optics and photonics. Test methods for telescopic systems. Test methods for limit of resolution. Original standard BS ISO 14490-7-2016 in PDF full version. Additional info + preview on request

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Optics and optical instruments. Test methods for telescopic systems. Test methods for night-vision devices. Original standard BS ISO 14490-8-2011 in PDF full version. Additional info + preview on request

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Optics and photonics. Test methods for telescopic systems. Test methods for field curvature. Original standard BS ISO 14490-9-2019 in PDF full version. Additional info + preview on request

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Textile machinery and accessories. Harnesses for Jacquard weaving machines. Vocabulary. Original standard BS ISO 14500-2003 in PDF full version. Additional info + preview on request

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Determination of substances characteristic of green and black tea. Content of total polyphenols in tea. Colorimetric method using Folin-Ciocalteu reagent. Original standard BS ISO 14502-1-2005 (2006) in PDF full version. Additional info + preview on request

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Determination of substances characteristic of green and black tea. Content of catechins in green tea. Method using high-performance liquid chromatography. Original standard BS ISO 14502-2-2005 (2006) in PDF full version. Additional info + preview on request

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