Gas analysis - Preparation of calibration gas mixtures - Gravimetric method (ISO 6142:2001)
€50.00
Gas analysis - Requirements for certificates for calibration gases and gas mixtures (ISO 6141:2000)
Electrochemical characterisation at laboratory scale of non-noble porous metal-based electrodes for hydrogen generation in acidic medium
€89.00
Eau pour laboratoire à usage analytique. Spécification et méthodes d'essai.
€24.50
Sable normal
€37.00
Preparation of calibration gas mixtures - Weighing method
Preparation of calibration gas mixtures - Method with mixing piston pumps
€58.00
Preparation of gas mixtures for calibration using permeation tubes
Preparation of calibration gas mixtures - Manometric method
Preparation of calibration gas mixtures - Preparation and/or analysis certificate
Preparation of calibration gas mixtures using plastic bags
Reagents for chemical analysis - Specifications
€121.00
Reference materials — Contents of certificates, labels and accompanying documentation
Guidance for the production of pure organic substance certified reference materials
€166.00
Good practice in reference material preparation
