State system for ensuring the uniformity of measurements. Measurements of the amount of extracted sub-soil oil and associated petroleum gas. General metrological and technical requirements
Occupational safety standards system. Protective clothing against chemicals. Test method for resistance of materials to permeation by liquids and gases
State system for ensuring the uniformity of measurements. Acoustics. Reference zero for the calibration of audiometric equipment. Part 9. Preferred test conditions for the determination of reference hearing threshold levels
€10
Ask a question
Message sent
Your message has been sent. Our experts will respond you shortly. Thank you!
