STM PDF

Audit data collection. Original standard ISO 21378-2019 in PDF full version. Additional info + preview on request

Document status: Active

Unmanned aircraft systems - Part 2- UAS components. Original standard ISO 21384-2-2021 in PDF full version. Additional info + preview on request

Document status: Active

Unmanned aircraft systems - Part 3- Operational procedures. Original standard ISO 21384-3-2023 in PDF full version. Additional info + preview on request

Document status: Replaced by St ISO 21384-3-2026

Unmanned aircraft systems - Part 4- Vocabulary. Original standard ISO 21384-4-2020 in PDF full version. Additional info + preview on request

Document status: Replaced by St ISO 21384-4-2025

Acoustics - Hearing aid fitting management - Part 2- Tele-services as part of hearing aid fitting management (tHAFM). Original standard ISO 21388-2-2024 in PDF full version. Additional info + preview on request

Document status: Active

Oil of gum turpentine, Chinese (mainly from Pinus massoniana Lamb.). Original standard ISO 21389-2004 in PDF full version. Additional info + preview on request

Document status: Active