STB PDF

Soil quality. Determination of soil microbial diversity - Method by phospholipid fatty acid analysis (PLFA) and phospholipid ether lipids (PLEL) analysis. Original standard PD CEN ISO TS 29843-1-2014 in PDF full version. Additional info + preview on request

Document status: Active

Soil quality. Determination of soil microbial diversity - Method by phospholipid fatty acid analysis (PLFA) using the simple PLFA extraction method. Original standard PD CEN ISO TS 29843-2-2021 in PDF full version. Additional info + preview on request

Document status: Active

Petroleum, petrochemical and natural gas industries. Calculation and reporting production efficiency in the operating phase. Original standard PD CEN ISO TS 3250-2022 in PDF full version. Additional info + preview on request

Document status: Active

Petroleum and natural gas industries. Arctic operations. Material requirements for arctic operations. Original standard PD CEN ISO TS 35105-2019 in PDF full version. Additional info + preview on request

Document status: Active

Electronic fee collection. Charging performance framework. Original standard PD CEN ISO TS 37444-2023 in PDF full version. Additional info + preview on request

Document status: Active

Nanotechnologies. Lung burden mass measurement of nanomaterials for inhalation toxicity tests. Original standard PD CEN ISO TS 5387-2024 in PDF full version. Additional info + preview on request

Document status: Active