STB PDF

Chemicals used for treatment of water intended for human consumption. Potassium tripolyphosphate. Original standard UNE-EN 1211-2006 in PDF full version. Additional info + preview on request

Document status: Active

Rubber and thermoplastics hoses and hose assemblies for liquid or gaseous chemicals Specification. Original standard UNE-EN 12115-2011 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 12115-2022

Chemicals used for treatment of water intended for human consumption Sodium disulfite. Original standard UNE-EN 12121-2013 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 12121-2022

Chemicals used for treatment of water intended for human consumption. Sodium polyphosphate. Original standard UNE-EN 1212-2006 in PDF full version. Additional info + preview on request

Document status: Active

Chemicals used for treatment of water intended for human consumption Sodium sulfite. Original standard UNE-EN 12124-2013 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 12124-2022

Textiles. Fabrics. Determination of mass per unit area using small samples. Original standard UNE-EN 12127-1998 in PDF full version. Additional info + preview on request

Document status: Active