Belarus standards PDF

Ophthalmic optics - Visual acuity testing -- Standard and clinical optotypes and their presentation (ISO 8596-2017). Original standard UNE-EN ISO 8596-2018 in PDF full version. Additional info + preview on request

Document status: Active

SURFACE ACTIVE AGENTS - VOCABULARY - TRILINGUAL VERSION - (ISO 862-1984/COR 1-1993). Original standard UNE-EN ISO 862-1996 in PDF full version. Additional info + preview on request

Document status: Active

Amendment 1 - Ophthalmic optics - Spectacle frames - Measuring system and terminology (ISO 8624-2011/Amd 1-2015). Original standard UNE-EN ISO 8624-2011 A1-2015 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN ISO 8624-2021

Water quality Biological classification of rivers Part 1- Guidance on the interpretation of biological quality data from surveys of benthic macroinvertebrates (ISO 8689-1-2000). Original standard UNE-EN ISO 8689-1-2001 in PDF full version. Additional info + preview on request

Document status: Active

Grooved pins Half-length reverse-taper grooved (ISO 8741-1997) Pasadores acanalados con acanaladuras progresivas invertidas en la mitad de su longitud (ISO 8741-1997) Goupilles cannelées à cannelures progressives renversées sur la moitié de la longueur non débouchantes (ISO 8741-1997). Original standard UNE-EN ISO 8741-1998 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN ISO 8741-2026

Grooved pins with round head (ISO 8746-1997) Clavos acanalados con cabeza redonda (ISO 8746-1997) Clous cannelés à tête ronde (ISO 8746-1997). Original standard UNE-EN ISO 8746-1998 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN ISO 8746-2026