STM PDF

A typology of language registers. Original standard ISO TR 20694-2018 in PDF full version. Additional info + preview on request

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Sludge recovery, recycling, treatment and disposal - Guidance on thermal treatment of sludge. Original standard ISO TR 20736-2021 in PDF full version. Additional info + preview on request

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Ophthalmic optics - Spectacle lenses - Short wavelength visible solar radiation and the eye. Original standard ISO TR 20772-2018 in PDF full version. Additional info + preview on request

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Photography - Photographic reflection prints - Part 1- Evaluation methods of image quality. Original standard ISO TR 20791-1-2020 in PDF full version. Additional info + preview on request

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Optics and photonics - Lasers and laser-related equipment - Laser-induced molecular contamination testing. Original standard ISO TR 20811-2017 in PDF full version. Additional info + preview on request

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Ophthalmic instruments - Background for light hazard specification in ophthalmic instrument standards. Original standard ISO TR 20824-2007 in PDF full version. Additional info + preview on request

Document status: Active