Belarus standards PDF

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

Water quality. Fresh water algal growth inhibition test with unicellular green algae. Original standard UNE-EN ISO 8692-2012 in PDF full version. Additional info + preview on request

Document status: Active

Parallel pins with internal thread, of unhardened steel or austenitic stainless steel. Original standard UNE-EN ISO 8733-1998 in PDF full version. Additional info + preview on request

Document status: Active

Parallel pins with internal thread, of hardened steel or martensitic stainless steel. Original standard UNE-EN ISO 8735-1998 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